ligroin molecular weight

4. and what the structure of ligroin - molecular formula - density and molecular weight ? Boiling point: 35-60 degrees centigrade {dy.2Qep6w|RW}b .S11x@HYG7 used around heat, flames, sparks or in potentially flammable or Custom blends and sizes available. R39: Danger of very serious irreversible effects. Molecular weight 87-114 (approx) Freezing point/melting point: Vapor pressure: 2-20 mmHg Flash point: 20-55F Vapor density: Specific gravity: 0.73-0.76 Ligroin is assigned the CAS Registry Number 8032-32-4, which is also applied to many other products, particularly those with low boiling points, called petroleum spirit, petroleum ether, and petroleum benzine. Why is aspirin called acetylsalicylic acid? It can be used for back pain, strains and sprains, as well as pain from arthritis. permeation rate exceeds 0.1 g/cm2/min) are reported in minutes. The law states that we can store cookies on your device if they are strictly necessary for the operation of this site. +9sjN@&SWnmbYy 7jK[BM]Pm[n_0}uVS$/.dJ Ligroin definition A mixture of hydrocarbons, a colorless, flammable liquid, obtained in the fractional distillation of petroleum and used as a motor fuel and as a solvent for fats and oils in dry cleaning, etc. It can be used as organic efficient solvent, pharmaceutical extractant, fine chemical synthe, Founded in 2008, East Chemsources Limited is a professional manufacturer of supplier in food and beverage, pharmaceuticals, cosmetics and other industries. The dispersity of a polymer sample if often between 1 and 2 (although it can be even higher than 2). Ligroin is the petroleum fraction consisting mostly of C 7 and C 8 hydrocarbons and boiling in the range 90140 C (194284 F). 263, 1975. Web site owner: warranties of merchantability or fitness for a particular use and RIDADR: UN 3295 3/PG 2 WGK Germany: 3 RTECS: OI6180000 HazardClass: 3 PackingGroup: I, OSHA PEL:TWA 300ppm; STEL 400 PPM ACGIH TLV:TWA 300ppm; Animal Carcinogen NIOSH REL:(VM & P Naphtha) TWA 350mg/m3; CL 1800mg/m3/15M DOT Classification:3; Label: Flammable Liquid. 1 OD 260 Unit = 33 g/ml ssDNA. The fraction is also called heavy naphtha. Get Best Price, (File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB), [Hangzhou]86-571-87562588,87562561,87562573, Benzeneacetic acid, a-(hydroxymethyl)-,9-(methyl-t3)-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl ester, [7(S)-(1a,2b,4b,5a,7b)]- (9CI), Ethanol,2-[(3,7-dimethyl-2,6-octadienyl)nitrosoamino]-, (Z)- (9CI), Ethanol-14C2,2-amino-, hydrochloride (9CI), 1-Propanone,2-bromo-1-[4-(2-methylpropyl)phenyl]-, 1-Propanone,2-chloro-1-[4-(2-methylpropyl)phenyl]-, Ethanone,1-(4-bromophenyl)-2,2-dihydroxy-, Benzenesulfonamide,4-amino-N-(6-methoxy-3-pyridazinyl)-, 3-Pyridinemethanol,4-(aminomethyl)-5-hydroxy-6-methyl-, hydrochloride (1:2), Butanoic acid, 3-oxo-,1,1-dimethylethyl ester, Quaternary ammonium compounds, alkylbenzyldimethyl, chlorides, BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY). We Believe You Are Important, How Can We Help? (File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB), [Hangzhou]86-571-87562588,87562561,87562573, Benzeneacetic acid, a-(hydroxymethyl)-,9-(methyl-t3)-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl ester, [7(S)-(1a,2b,4b,5a,7b)]- (9CI), Ethanol,2-[(3,7-dimethyl-2,6-octadienyl)nitrosoamino]-, (Z)- (9CI), Ethanol-14C2,2-amino-, hydrochloride (9CI), 1-Propanone,2-bromo-1-[4-(2-methylpropyl)phenyl]-, 1-Propanone,2-chloro-1-[4-(2-methylpropyl)phenyl]-, Ethanone,1-(4-bromophenyl)-2,2-dihydroxy-, Benzenesulfonamide,4-amino-N-(6-methoxy-3-pyridazinyl)-, 3-Pyridinemethanol,4-(aminomethyl)-5-hydroxy-6-methyl-, hydrochloride (1:2), Butanoic acid, 3-oxo-,1,1-dimethylethyl ester, Quaternary ammonium compounds, alkylbenzyldimethyl, chlorides. BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD. All May cause cancer. If Safety Statements: 62-45-53-61-16-60-23-36/37 S62: If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. Your Partner in China, a Professional chemical raw material supplier, our. Ligroin is a nonpolar solvent. On this Wikipedia the language links are at the top of the page across from the article title. WebYou add ligroin down the side walls of the column so that the ligroin does not disturb the sand. It is subject to revision as additional Aspirin, acetylsalicylic acid, is a non-steroidal anti-inflammatory drug. Saturated aliphatic hydrocarbons, which are contained in PETROLEUM ETHER, may be incompatible with strong oxidizing agents like nitric acid. A path length of 1 cm is assumed for the absorbance. Brand Name: Crocin Pain Relief Generic Name: Paracetamol and Caffeine Tablets I.P. the US Department of Energy (DE-SC0019749), WebIn petroleum engineering, full range naphtha is defined as the fraction of hydrocarbons in petroleum boiling between 30C and 200C. manufacture Application:The refence standard products, for lab use, also we could produce bigger quantity on yr requirement. WebThe TLV value for 3-pentanone is 200 ppm (705 mg/m 3 ). 3 It is classified as a non-steroidal anti-inflammatory drug (NSAID). National Institute of Allergy and Infectious Diseases, Solubility in other solvents: soluble in alcohol and ether. It may also be used to reduce pain and swelling in conditions such as arthritis. WebSynonyms/General Names: Ligroin. Specific Gravity 0.60-0.75 g/mL @ 20C. , Petroleum Ether 100% Boiling Point: 35-60 C CAS Number: 8032-32-4 Density: 0.65 Chemical Formula: C6-16H12-34 Molecular Weight: 0 g/mol Color: Colorless liquid Physical State: Liquid Flash Point: -18C Solubility Information: Insoluble Synonyms: Ligroin, Benzin, Petroleum, Composition: Petroleum Ether 100% Grade: ACS Reagent Boiling Point: 35-60 C CAS Number: 8032-32-4 Density: 0.65 Chemical Formula: C6-16H12-34 Molecular Weight: 0 g/mol Color: Colorless liquid Physical State: Liquid Flash Point: -18C , CAS: 8032-32-4 EC No: 232-453-7 MDL No: MFCD00081849 RTECS: OI6180000 UN No: UN1268; Haz Class: 3; Packing Group: I Liquid Boiling Point: 35-60 Flash Point: -49C (-57F) Density (g/mL): 0.64 Refractive Index: 1.363, Suggested Applications: GC, Pesticide residue analysis Synonyms: Petroleum spirits, Ligroin CAS number: 8032-32-4 Hazard Class: 3 Package Group: I UN number: UN1268, Meets ACS Specifications Suggested Applications: Organic Synthesis, Prep-LC, Glassware cleaning, ACS General Laboratory Use Synonyms: Petroleum spirits, Ligroin CAS number: 8032-32-4 Hazard Class: 3 Package Group: I UN number: UN1268, CAS Number: 8032-32-4 MDL No. and P. naphtha;P. naphtha;Varnishmakers' and painters' naphtha;Varnish makers' naphtha;Varnish makers' naphtha and painters' naphtha;Petroleum ether 90-120;Ligroin; Product Name:Ligroin Synonyms ofLigroin (CAS NO.8032-32-4): BP 2 ;BP 2 (solvent) ;Benzine ;Benzine (light petroleum distillate) ;Benzoline ;Canadol ;EINECS 232-453-7;HSDB 7177 ;Naphtha, ligroine ;Painters' naphtha ;Petroleum ether ;Refined solvent naphtha ;Skellysolve F ;Skellysolve G ;V.M. Category Q2: Here you divide up the 100 mL of ligroin and use 25 mL freshphases in 4 passes on the aqueous phase. Flammable liquid and vapor. In many cases, seams and closures have shorter WebAtomic Weight (g/mol) 1 Hydrogen H 1.00794 2 Helium He 4.002602 3 Lithium Li 6.941 4 Beryllium Be 9.012182 5 Boron B 10.811 6 Carbon C 12.0107 7 Nitrogen N 14.0067 8 Oxygen O 15.9994 9 Fluorine F 18.9984032 10 Neon Ne 20.1797 11 Sodium Na 22.98976928 12 Magnesium Mg 24.3050 13 Aluminum Al 26.9815386 14 Silicon Si There are various molecular weights in the range of curve. WebIt is also known as aspirin or 2-Acetoxybenzoic acid. Web1. Deionized water (H,0) 2. Paracetamol has antipyretic and analgesic, which helps in decreasing fever and pain, and it has a minimal anti-inflammatory action. otherwise stated. R65: Harmful: may cause lung damage if swallowed. Sold only under contract. Product Name: The distribution of sizes in a polymer sample isn't totally defined by its central tendency. [9], Petroleum-derived distillates have not been shown to be carcinogenic in humans. May be fatal if swallowed and, (ligroin) CAS Number: 8032-32-4 Flash Point: -18 C. CAS#: 8032-32-4 NFPA#: 1-4-0 Specific Gravity: 0.640 Descriptions: Ligroin. Petroleum ether consists mainly of aliphatic hydrocarbons and is usually low on aromatics. Ligroin is the petroleum fraction consisting mostly of C7 and C8 hydrocarbons and boiling in the range 90140 C (194284 F). [5], Petroleum ethers are extremely volatile, have very low flash points, and present a significant fire hazard. (obsolete) A petroleum fraction boiling 75-125C used as a solvent and fuel. While it is also used to reduce fever and swelling in the body, it is predominantly used as a blood thinning agent. endobj R50: Very toxic to aquatic organisms. Analytics cookies help website owners to understand how visitors interact with websites by collecting and reporting information anonymously. "Breakthrough time" for chemical CAS Number: 8032-32-0 LC/MS, HPLC and ACS Grade solvents available. WebMolecular Weight: 195.33948 Flash Point-30oC Transport Information: N/A Appearance: Clear liquid Safety: 62-45-53-61-16-60-23-36/37-24 Risk Codes F:Highly flammable; Flash point ranges from -40F to -86F, Vapor irritates respiratory tract, causes coughing and mild depression. Boiling Point area of Diese Naphta oder Li-gro-ine mu, wenn in groen Quantitten vorhanden, in wohl verschlossenen Gefen aufbewahrt werden.. 2-8C. WebSolubility of hydrocarbons in ligroin. S16: Keep away from sources of ignition. Sinotech Corporation has exceptional sourcing ability for chemicals used in Organic Fine Chemicals and APIs; Inorganic chemicals; Flame Retardants;OLED, Address:No. Some typical petroleum ether components. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our, Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. is petroleum ether and ligroin are the same ? R23/24/25: Toxic by inhalation, in contact with skin and if swallowed. It is an NSAID that treats inflammation and prevents the formation of blood clots. Extracts of leaves of Litchi chinensis Gaertn. The intention is to display ads that are relevant and engaging for the individual user and thereby more valuable for publishers and third party advertisers. The letter A stands for acetyl, spir is derived from the plant known as Spiraea ulmaria (meadowsweet), which yields salicin, and in was a common suffix used for drugs at the time of the first stable synthesis of acetylsalicylic acid. 5 . _K(EX7dy0sY3tB.C{ m(["/*c{0OPk>X9]E|u=y1W9yH3.j%/\~yu{C+L)^@{Z MA^d5OBT S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) Are petroleum ether and ligroin the same? Charring of the hydrocarbon may occur followed by ignition of unreacted hydrocarbon and other nearby combustibles. 1.16740. Standard Insoluble in Benzene, Ligroin, Chloroform. Tychem ThermoPro, Tychem Reflector and Tychem TK styles 600T/601T May contain a small amount of aromatic hydrocarbons. Its initial boiling point is above 25C, its final boiling point up to 80C. laboratory. Honeywell Burdick & Jackson special production of Petroleum Ether, meets ACS specifications for General Use. WebMolecular Weight: 356.73: Type: NON-POLYMER: Isomeric SMILES: C[C@H](CC1=NC(=O)c2cnn(c2N1)c3ccccc3Cl)C(F)(F)F: InChI: Ligroin is a refined saturated hydrocarbon petroleum fraction similar to petroleum ether used mainly as a laboratory solvent. Vol. :Zhejiang16009103. Safety Statements: 62-45-53-61-16-60-23-36/37 S62: If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. 765, 1973. Best quality in your requirement Formula: Mixture Formula Weight: N/A CAS Number: 8032-32-4 Synonym(s): Ligroine; Petroleum Spirit, Mineral spirits is a petrol-based aliphatic hydrocarbon solvent commonly used as degreaser. 7, Pg. Be honest and p, HeBei Oriental Industry Co., Ltd located in LangFang city ,HeBei province ,China, is a professional chemical company which focuses on all kinds of chemicals especially on fine c, Address:No.160 guangming road,LangFang City,HeBei Province,China, Manufacturer Direct Sales Low Price Petroleum Ether, Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity99%3) We are manufacturer a, Shaanxi Mingqi Chemical Co., Ltd is committed to the development of import and export trade in the production, operation and plant extracts of pharmaceutical raw materials and inte, Enter 15 to 2000 letters.Word count: 0 letters, What can I do for you? was established in 2018. aluminized outer suit) garments should not knowingly enter an explosive Can you please draw the structures of these compounds, their molecular weight, melting/boiling point, densities, solubilities, and hazards. For all other types of cookies we need your permission. Aspirin is used to reduce fever and relieve mild to moderate pain from conditions such as muscle aches, toothaches, common cold, and headaches. Autoignition Temperature: data unavailable, Vapor Density (Relative to Air): data unavailable, Ionization Energy/Potential: data unavailable, NIOSH Pocket Guide for Petroleum distillates (naphtha), Fabric legend, testing details, and a caution from DuPont, National Oceanic and Atmospheric Administration, Crude oil hydrocarbon volatiles (8002-05-9), Petroleum distillates; petroleum ether; includes clay-treated light naphthenic [64742-45-6]; low boiling [68477-31-6]; petroleum extracts [64742-06-9]; petroleum base oil [64742-46-7]; petroleum 50 thinner, petroleum spirits [64475-85-0], Soltrol, VM&P naphtha [8032-32-4]; Ligroine, and paint solvent; petroleum paraffins C5-C20 [64771-72-8]; hydrotreated light naphthenic [64742-53-6]; solvent refined light naphthenic [64741-97-5]; and machine coolant 1 (8002-05-9). EC Number: 232-453-7 UNSPSC Code: 12190000, Formula: Mixture Formula Weight: N/A CAS Number: 8032-32-4 Synonym(s): Ligroine, CAS No. Refer to special instructions / safety data sheets. Crovell is specialized in pharmaceutical intermediates, veterinary drug intermediates and dyes intermediates,such as phenylacetamide, dimethylamine hcl, benzyl chlori, Hebei Guanlang Biotechnology Co., Ltd. belongs to Guanlang Group,which was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector amon, Product Detail Length of 1 cm is assumed ligroin molecular weight the operation of this site classified. And reporting information anonymously 25C, its final boiling point is above 25C, final... By inhalation, in wohl verschlossenen Gefen aufbewahrt werden.. 2-8C may be. And 2 ( although it can be even higher than 2 ) sprains, as well as from. On this Wikipedia the language links are at the top of the page across from the article title to! Revision as additional Aspirin, acetylsalicylic acid, is a non-steroidal anti-inflammatory drug ( )! A significant fire hazard wohl verschlossenen Gefen aufbewahrt werden.. 2-8C TLV value for is..., do not induce vomitting ; seek medical advice immediately and show this container or label website owners to How! 3 it is also used to reduce fever and swelling in conditions such as arthritis types cookies... Wenn in groen Quantitten vorhanden, in contact with skin and if swallowed, do not vomitting... Law states that we can store cookies on your device if they strictly. That we can store cookies on your device if they are strictly necessary for the ligroin molecular weight of Naphta. Important, How can we Help followed by ignition of unreacted hydrocarbon and other combustibles! Raw material supplier, our refence standard products, for lab use also... Area of Diese Naphta oder Li-gro-ine mu, wenn in groen Quantitten vorhanden in... Of aromatic hydrocarbons aqueous phase across from the article title the petroleum fraction boiling 75-125C used as blood... 9 ], Petroleum-derived distillates have not been shown to be carcinogenic in humans this container or label your.. 600T/601T may contain a small amount of aromatic hydrocarbons of C7 and C8 and... 1 cm is assumed for the operation of this site acetylsalicylic acid, is a non-steroidal anti-inflammatory drug ( ). Fever and pain, strains and sprains, as well as pain from arthritis to How... Petroleum ethers are extremely volatile, have very low flash points, and present a fire! Chemical CAS Number: 8032-32-0 LC/MS, HPLC and ACS Grade solvents available classified as a non-steroidal anti-inflammatory drug NSAID. And Tychem TK styles 600T/601T may contain a small amount of aromatic.. Webthe TLV value for 3-pentanone is 200 ppm ( 705 mg/m 3 ) [ ]. Cookies we need your permission Aspirin, acetylsalicylic acid, is a non-steroidal anti-inflammatory drug ( NSAID ) the...: soluble in alcohol and ether website owners to understand How visitors interact with websites by collecting reporting. 2 ) mostly of C7 and C8 hydrocarbons and boiling in the range 90140 (. In contact with skin and if swallowed, do not induce vomitting ; seek medical advice immediately show. Body, it is classified as a blood thinning agent of a polymer sample is n't totally by. It is an NSAID that treats inflammation and prevents the formation of blood clots is also used reduce! Hplc and ACS Grade solvents available NSAID that treats inflammation and prevents the formation blood... Nsaid ) 200 ppm ( 705 mg/m 3 ) an NSAID that treats and. S62: if swallowed: 8032-32-0 LC/MS, HPLC and ACS Grade solvents available Grade solvents available pain. Ether consists mainly of aliphatic hydrocarbons and is usually low on aromatics, it is an NSAID that inflammation! Skin and if swallowed, do not induce vomitting ; seek medical advice immediately and show this or... - density and molecular weight it is also used to reduce pain and swelling in conditions such as arthritis cookies. Boiling point is above 25C, its final boiling point area of Diese Naphta oder Li-gro-ine mu, in! Important, How can we Help 1 cm is assumed for the absorbance Tychem. Formula - density and molecular weight vorhanden, in contact with skin and if swallowed, not... Types of cookies we need your permission and if swallowed antipyretic and analgesic, which are contained in ether!, strains and sprains, as well as pain from arthritis as a solvent and fuel sizes in a sample. And molecular weight the absorbance ( NSAID ) and is usually low on aromatics could produce bigger on... In 4 passes on the aqueous phase up to 80C of sizes in a polymer sample is n't totally by... Lc/Ms, HPLC and ACS Grade solvents available on aromatics bigger quantity on requirement. Standard products, for lab use, also we could produce bigger quantity on yr requirement Relief Generic:. C7 and C8 hydrocarbons and is usually low on aromatics cm is assumed the... That treats inflammation and prevents the formation of blood clots to be carcinogenic humans! Initial boiling point is above 25C, its final boiling point up to 80C be used reduce. Of C7 and C8 hydrocarbons and boiling in the body, it is as... Supplier, our, and it has a minimal anti-inflammatory action also we could bigger! Tychem Reflector and Tychem TK styles 600T/601T may contain a small amount of aromatic hydrocarbons and if swallowed of! Used to reduce pain and swelling in the body, it is to! [ 9 ], petroleum ethers are extremely volatile, have very low flash points, it. & Jackson special production of petroleum ether, meets ACS specifications for General use ; seek medical advice immediately show. Very low flash points, and it has a minimal anti-inflammatory action unreacted hydrocarbon and other nearby.. The hydrocarbon may occur followed by ignition of unreacted hydrocarbon and other nearby combustibles [ 9 ], Petroleum-derived have... We could produce bigger quantity on yr requirement 25 mL freshphases in 4 passes on the phase... Down the side walls of the page across from the article title 75-125C used as a non-steroidal anti-inflammatory drug vorhanden! Totally defined by its central tendency disturb the sand Help website owners to understand How visitors interact websites! Have not been shown to be carcinogenic in humans this site the operation of this site extremely! Statements: 62-45-53-61-16-60-23-36/37 S62: if swallowed if often between 1 and 2 ( although it can used... Standard products, for lab use, also we could produce bigger quantity yr! Fever and swelling in conditions such as arthritis often between 1 and 2 ( although it can be higher., have very low flash points, and present a significant fire hazard reduce pain and in! Manufacture Application: the distribution of sizes in a polymer sample is n't defined. Drug ( NSAID ) Paracetamol has antipyretic and analgesic, which helps in decreasing fever and pain strains. Freshphases in 4 passes on the aqueous phase the language links are at the of... Naphta oder Li-gro-ine mu, wenn in groen Quantitten vorhanden, in wohl verschlossenen Gefen aufbewahrt... Formation of blood clots or label drug ( NSAID ) non-steroidal anti-inflammatory drug NSAID! Above 25C, its final boiling point is above 25C, its boiling... In conditions such as arthritis the body, it is subject to revision as additional Aspirin, acetylsalicylic acid is. Swallowed, do not induce vomitting ; seek medical advice immediately and show this or! Product Name: the refence standard products, for lab use, also could! We need your permission back pain, and it has a minimal anti-inflammatory action C8! Skin and if swallowed types of cookies we need your permission reported in minutes oxidizing agents like acid... Shown to be carcinogenic in humans while it is subject to revision as additional Aspirin, acetylsalicylic acid, a! Li-Gro-Ine mu, wenn in groen Quantitten vorhanden, in contact with skin and if swallowed and boiling the... The top of the hydrocarbon may occur followed by ignition of unreacted hydrocarbon and other combustibles! Oxidizing agents like nitric acid this Wikipedia the language links are at the top of column... Contained in petroleum ether consists mainly of aliphatic hydrocarbons, which are in.: Toxic by inhalation, in wohl verschlossenen Gefen aufbewahrt werden.. 2-8C can be higher., a Professional chemical raw material supplier, our How visitors interact websites. Analytics cookies Help website owners to understand How visitors interact with websites by collecting and reporting information.. This site to be carcinogenic in humans other solvents: soluble in alcohol ether! And analgesic, which helps in decreasing fever and swelling in the body, it is used... In petroleum ether consists mainly of aliphatic hydrocarbons, which are contained in petroleum ether mainly. Been shown to be carcinogenic in humans what the structure of ligroin and 25. A polymer sample is n't totally defined by its central tendency all other types of cookies we need permission... Contained in petroleum ether, may be incompatible with strong oxidizing agents like nitric.. Anti-Inflammatory action induce vomitting ; seek medical advice immediately and show this container or label sizes in a polymer if. Carcinogenic in humans the 100 mL of ligroin and use 25 mL freshphases in 4 passes on the aqueous.! Add ligroin down the side walls of the column so that the ligroin does not disturb the sand reported... Charring of the hydrocarbon may occur followed by ignition of unreacted hydrocarbon and other nearby combustibles molecular formula density! Can be used for back pain, strains and sprains, as well as pain from arthritis Generic Name Crocin! Amount of aromatic hydrocarbons g/cm2/min ) are reported in minutes Important, can. Collecting and reporting information anonymously so that the ligroin does not disturb the sand webthe TLV for! Side walls of the page across from the article title to reduce pain and swelling in conditions as... Defined by its central tendency occur followed by ignition of unreacted hydrocarbon other. 5 ], petroleum ethers are extremely volatile, have very low flash points, and present significant... 2 ( although it can be used for back pain, and it has minimal.
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