Purity:99.0% MIN
Loss on drying:0.30% MAX
Iron content:0.0003% MAX
Purity:99% MIN
Appearance:White crystal powder
Chloride(CL) %:0.0005 max
Na2S:60% MIN
Fe:10/30/150 PPM
Na2CO3:2% MAX
NaHS:70% MIN
Na2S:4% MAX
Fe:30ppm MAX
Purity:99.0% MIN
Loss on drying:0.30% MAX
Iron content:0.0003% MAX
Purity:99% MIN
Appearance:White crystal powder
Chloride(CL) %:0.0005 max
Sodium Fluoride:98% Min
SiO2:0.5% Max
HF:0.1% Max
Melting Point:62-67℃
ACID VALUE(KOH MG/G):16-24
SAPONIFICATION VALUE(KOH MG./G):65-110
Melamine:99.5% MIN
Ash:0.03% MAX
PH Value:7.8-9.8
