|
Quality standard GB/T 8967-2000
|
Quality standardFCC-1996
|
||
|
Assay
|
≥99.0%
|
Assay
|
98.5%-101.5%
|
|
light transmittance
|
≥98%
|
Heavy metals
|
≤10mg/kg
|
|
specific rotatory power[α]20D
|
+24.9°～+25.3°
|
Pb
|
≤1mg/kg
|
|
Chloride(as Cl ,GT-8-2)
|
≤0.1%
|
As
|
≤1.5mg/kg
|
|
PH
|
6.7-7.2
|
Loss on dry
|
≤0.5%
|
|
Loss on dry （100℃,5h）
|
≤0.5%
|
specific rotatory power[α]20546.1nm
|
+29.7°～+30.2°
|
|
As （as As ,GT-3）
|
≤0.5mg/kg
|
[α]20D
|
+24.8°～+25.3°
|
|
Pb（GT-18-3）
|
≤1mg/kg
|
Chloride
|
≤0.2%
|
|
Fe（as Fe ,GT-17）
|
≤5mg/kg
|
10%water has normal chroma
|
|
|
Sulfite(as SO4计,GT-30)
|
≤0.05%
|
||
Uses:flavor, dosage0.2%-0.5%, .
Packing:It is packed with polytene bag as liner and cornpound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Storage and transport: Kept in tightly-closed containers, it should be stored in a dry and ventilative warehouse, kept away from moisture and hot, furthermore, it should be stored separately from poisonous substances. Handled with care, so as to avoid damage to bags.
