甲醇

产品名称

甲醇, HPLC Plus, ≥99.9%

grade

HPLC Plus

agency

suitable for ASTM^® 7968, suitable for ASTM^® 7979, suitable for DIN 38407-42, suitable for EPA 1621, suitable for EPA 1633, suitable for EPA 533, suitable for EPA 537.1, suitable for EPA 8327, suitable for EPA ACB B21-02, suitable for EPA ACB B23-05b, suitable for EPA OTM-45, suitable for GB 31604.35-2016, suitable for GB 5009.253-2016, suitable for ISO 21675 2019, suitable for ISO 25101, suitable for ISO/CEN 15968-2010

reg. compliance

suitable for FDA C-010.02

vapor density

1.11 (vs air)

vapor pressure

410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)

assay

≥99.9%

form

liquid

autoignition temp.

725 °F

Quality Level

100

technique(s)

HPLC: suitable

impurities

≤0.0002 meq/g Titr. base, ≤0.0003 meq/g Titr. acid, ≤0.001% Cabonyl Compounds, <0.05% water

evapn. residue

<0.0001%

color

APHA: ≤10

mp

−98 °C (lit.)

solubility

benzene: miscible(lit.), ethanol: miscible(lit.), water: miscible(lit.)

HPLC-gradient

≤2 mAU at 230 nm, ≤5 mAU at 254 nm

λ

1 cm path, H₂O reference

UV absorption

λ: 205 nm A_max: 1.0, λ: 210 nm A_max: 0.80, λ: 220 nm A_max: 0.20, λ: 230 nm A_max: 0.10, λ: 250 nm A_max: 0.02, λ: 400 nm A_max: 0.005

application(s)

PFAS testing

format

neat