Factory wholesale Yb2o3 Powder - 99.5% CAS 75-12-7 Formamide – Xinglu

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Factory wholesale Yb2o3 Powder - 99.5% CAS 75-12-7 Formamide – Xinglu Detail:

Formamide 99.5% CAS 75-12-7

-Molecular structure

Molecular formula: HCONH2

Molecular weight: 45.041

Properties: colorless and transparent liquid, slightly ammonia. Melting point 2.55 ℃, Boiling point 210-212 ℃ (partially decomposed at 180 ℃), Flash point154 ℃, Specific gravity 1.1334 (20 ℃). Hygroscopic, miscible with water and ethanol, slightly soluble in benzene, chloroform and ether.

Uses: raw material of Synthetic medicine, spices, dyes and others, also as a solvent for the spinning of synthetic fibers, plastic processing, the production of wooden casein ink. Also used as paper processing agent, coagulant of oil drilling and construction industry, carburizing nitriding agent in foundry industry, animal glue softener and polar solvent of organic synthesis.

Packaging, storage and transportation: 220L plastic drum or steel-plastic composite barrel. The lid should be closed to prevent leakage and avoid contact with water. Stored in a cool, dry place, away from the fire and heat.

Specifications: Q / 320412 XY204-2008

Index name	Top grade	First grade
Appearance	Colorless transparent liquid, without visible impurities
Formamide, % ≥	99.5	99.0
Methanol,% ≤	0.15	0.30
Chroma, (Pt-Co) No .: ≤	10	20
Moisture,% ≤	0.050	0.10
Iron content, ppm ≤	0.20	-
Ammonia,% ≤	0.010	0.020
Formic acid,% ≤	0.010	0.020
Ammonium formate,% ≤	0.08	0.10

Brand:Xinglu

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