Colorless crystal or white crystalline powder.Soluble in benzene, ethanol, water, chloroform, soluble in ether.No stinky, bitter taste.
AntipyrineUsed as an analytical reagent for nitric acid, nitrous acid, and iodine. Determination of elements that form the network of Heyang ions (such as bismuth, tin, antimony and mercury). Gravimetric determination of titanium.
Storage and transportation: sealed, light preserved.
Specifications
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Item
Standard
Result
Appearance
White or primrose yellow crystalline powder
White crystalline powder
Identification
IR
Conform
Melting point
109~113°C
111.5°C
Appearance of Solution
clear and colorless
Conform
Acidity or alkalinity
complies
Conform
Chloride
100ppm max
80ppm
Loss on drying
≤1.0%
0.01%
Residue no Ignition
≤0.1%
0.04%
Heavy Metals
≤0.002%
<0.002%
Related compounds
Meets the requirements
Conform
Assay (on drying)
99.0~101%
99.5%
Residual solvents(ethanol)
1000ppm max
275ppm
Related substances
impurity A
not detected
unspecified impurity0.05%max
not detected
total impurities0.1%max
not detected
Storage
Common storage 2-8℃, long time storage -20℃.
Package Size
1g/bottle, 10g/bottle, 50g or customer requirement
Japan
