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n-Pentane, 99%, GC ultra-trace analysis grade

- Synonyms: 1,3-Dimethylpropane, Diethyl methane
- C5H12
- M = 72,15 g/mol
- CAS [109-66-0]
- EINECS-No.: 203-692-4
- Density: 0,63 g/cm3
- Solub. in water: (25 ºC): 0,04 g/l
- Melting point: -129,7 ºC
- Boiling point: 36,1 ºC
- Flash pt. -48 ºC
- Ignition temp.: 285 ºC
- Vapour pressure: (20 ºC) 573 hPa
- Dielectric const.: (20 ºC) 1,8
- EC-Index-No.: 601-006-00-1 [1]
- ADR: 3 F1 II UN 1265
- IMDG: 3 II UN 1265
- IATA/ICAO: 3 II UN 1265
- GHS-signal word: Danger
- GHS-H sentences: H225 - H304 - H336 - H411 - EUH066
- GHS-P sentences: P210 - P301+P310 - P303+P361+P353 - P370+P378 - P405 - P501a
- Tariff number: 2901 10 00 00
- Applications: synthesis of organic products, analytical chemistry, reference material, chromatography.

SPECIFICATIONS
assay (G.C.): min. 99,5 %
identity (IR-spectrum): passes test
density (20º/4º): 0,625 - 0,627
residue on evaporation: max. 0,0001 %
water (K.F.): max. 0,01 %

Suitable for organohalogenated pesticide and dioxins, furans and PCBs residue analysis ECD, from 1,2,4-trichlorobenzene to decachlorobiphenyl, no peaks are obtained greater than 3 pg/ml as lindane. No peaks are obtained in vicinity of 2,4,5-trichlorobiphenyl.

Suitable for highly volatile halogenated hydrocarbons trace analysis ECD, from dichloromethane to 1,2,4-trichlorobenzene, no peaks are obtained greater than 1 ng/ml as tetrachloromethane.

Suitable for pesticide and polycyclic aromatic hydrocarbons residue analysis FID, from 1-octanol to 1-tetradecanol, no peaks are obtained greater than 5 ng/ml as 1-tetradecanol. No peaks are obtained in vicinity of pyrene.