ITEM

SPECIFICATION

Appearance

Colorless Crystals Or White Crystalline Powder

Assay

99.0 ~ 101%

Water

NMT 0.5%

Melting Range

132 ~ 1350C

Residue On Ignition    

NMT 0.2%

Aldehyde (As Formaldehyde)

NMT 0.1%

Lead (Pb)

NMT 5mg/Kg

Arsenic (As As)

NMT 2mg/Kg

Mercury (Hg)

NMT 1mg/Kg

Heavy Metals (As Pb)

NMT 10mg/Kg

CAS NO :

110-44-1