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Merck
CN

82702

吡啶

puriss. p.a., ACS reagent, ≥99.8% (GC)

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关于此项目

经验公式(希尔记法):
C5H5N
化学文摘社编号:
分子量:
79.10
PubChem Substance ID:
UNSPSC Code:
12352005
Beilstein/REAXYS Number:
103233
MDL number:
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grade

ACS reagent, puriss. p.a.

vapor pressure

10 mmHg ( 13.2 °C), 20 mmHg ( 25 °C)

assay

≥99.8% (GC)

autoignition temp.

899 °F

impurities

≤0.002% ammonia (NH3), ≤0.05% water

evapn. residue

≤0.002%

refractive index

n20/D 1.509 (lit.), n20/D 1.510

mp

−42 °C (lit.)

solubility

water: soluble

density

0.983 g/mL at 20 °C

anion traces

chloride (Cl-): ≤10 mg/kg, sulfate (SO42-): ≤10 mg/kg

cation traces

Al: ≤0.5 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.05 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤0.5 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.5 mg/kg

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Other Notes

可能实行销售限制

pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2

存储类别

3 - Flammable liquids

wgk

WGK 2

flash_point_f

68.0 °F - closed cup

flash_point_c

20 °C - closed cup

法规信息

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