| ≥1 piece |
|
SPECIFICATION |
STANDARD |
|
|
Identification |
Conform To Standard |
|
|
Appearance |
White Granular |
|
|
Assay |
99.0 ~ 101.0% |
|
|
Free Acid (as SO4) |
1% max |
|
|
Free Alkali (as K2CO3) |
1%max |
|
|
Heavy Metals (as Pb) |
10 Ppm max |
|
|
Arsenic (as As) |
3 Ppm max |
|
|
Loss On Drying |
1.0% max |
|
|
Lead |
2Ppm max |
|
|
Melting Point(As sorbic acid) |
133.0 °C -135.0 °C |
|
|
mercury |
1Ppm max |
|
|
Aldehydes |
0.1%max |
|
|
Organic Volatile Impurities |
Meet the requirement |
|
|
Chloride(as CI) |
0.1%max |
|
|
Residual Organic Solvents |
Negative |
|
|
CONCONCLUSION: The above product is in conformity with FCCIV . |
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