SMIA

Telephone Bargaining

Industry Category:
Product Category:
Brand:
Spec:
Send Inquiry Contact Info

Nature:

Similar white or light yellowish solid crystalline powder. Odorless. Melting point 182 . Easily dissoluble in water, Methanol, Ethanol. Not dissoluble in Acetone, Toulene. The Chemical characteristic is not stable. It is easy oxide under the air and humidity condition, especially the color obviously changed from white to red or brown.

Quality standard:

Items

Specification

Identification

IR(KBr)

Water(KF),%≤

0.5

PH

3.0-7.0

Cl(as ammonium chloride ),%≤

0.5

Solvent(GC),%≤

0.5

Assay(HPLC), %≥

98.0

Color(T)

λ=420nm, %≥

75

λ=450nm, %≥

85

Impurities(HPLC)

Total impurities:%≤

1.6

Furoic Acid ,%≤

0.1

2-acetylfuran ,%≤

0.2

Anti isomer %≤

0.5

2-furylglyoxylic acid %≤

0.5

Unknown impurities %≤

0.3

Industry Category
Product Category
Brand:
Spec:
Stock:
Origin: