Items |
Specification |
Results |
Remark |
Appearance
|
Clear,light-yellow liquid
|
Conforms |
Visual |
Aroma
|
With characteristic odour
|
Conforms |
Visual |
Specific gravity
(25°C/25°C)
|
0.8700~0.910
|
0.8782 |
|
Refractive index
(20°C)
|
1.480~1.520
|
1.4910 |
|
Optical Rotation /[α]D25
|
-30 o~-47o
|
-40.5 o
|
|
α-Zingiberene
|
≥35%
|
42.4% |
GC |
Moisture
|
≤1.0%
|
0.05% |
|
Heavy meter (As Pb)
|
≤10 ppm
|
Conforms |
|
As (Arsenic) |
≤0.5ppm |
Conforms |
|
Lead (Pb) |
≤0.51ppm |
Conforms |
|
Mercury (Hg) |
≤0.1 ppm |
Conforms |
|
Total Bacteria |
<1,000cfu/g |
Conforms |
|
Packaging |
in net 25kg/drum |
Shelf life |
Mfing date + 24 months. Stored at a cool, dry place and protected from light. |