Detailed L - Ascorbic Acid ( BP2002 / USP26 ) Description
Features:
a) Assay: 99.0%～100.5%
b) Identification: positive
c) Melting Point: About 190.7℃～190.8℃
d) Clarity of Solution: Clear
e) Color of Solution: ≤ BY7
f) PH Value: 2.1～2.6 ( in 2% )
g) Oxalic Acid: ≤ 0.2%
h) Heavy Metals: ≤ 5 ppm
i) Ferrite: ＜2 ppm
j) Arsenic: ＜ 3 ppm
k) Hg: ＜ 1 ppm
l) Lead: ＜ 5 ppm
m) Sulphate Ash: ≤ 0.1%
n) Copper Salt: ≤ 5 ppm
o) Specific Rotation: +20.5?#65374;+21.5?Organic Volatile
p) Impurities: meets the requirements
q) Particle Size:
1) 100% pass thru 40 mesh
2) 50% pass thru 80 mesh
r) Standard: BP2002 / USP26
Packing: 25kg / carton with PE inner
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