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日期: 2025-05-07
今日:
总计:
上次:
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银杏叶提取物 分 析 证
| Item |
Contracted Standard |
RESULTS |
| Batch No. |
|
2K0313 |
| Quantity |
|
500KGS. |
| Outer appearance |
Slightly yellow powder |
Slightly yellow powder |
| Taste |
bitter |
Bitter |
| Solubililty |
Soluble in 50% alcohol |
Complied |
| Total Ginkgo Flavonoide (Etheroside
A.B. etc.) |
>=24% (by HPLC ) |
25.96% |
|
Q: |
|
12.49% |
| K: |
|
10.54% |
|
I: |
|
2.93% |
| Total Terpnoides Lactones
(Terpnoide A.B.C.&Bilobalide...etc) |
>=6% (by HPLC) |
8.52% |
|
GA |
|
3.28% |
|
GB |
|
1.82% |
|
GC |
|
1.08% |
| Bilobalide
( BB ) |
|
2.34% |
| Loss on drying |
<=3% |
1.46% |
| Residue of ignition |
<1% |
0.33% |
| Residue of alcohol |
|
0.082% |
| Insolubles in ethanol |
|
4.5% |
| Heavy Metals (Pb) |
<20ppm |
<20ppm |
| Arsenic |
<3ppm |
0.3ppm |
| Residue of Pesticides |
Negative |
Negative |
| Bacterial count |
<1000/g |
<100/g |
| Fungal(Yeasts) |
<100/g |
<50/g |
| E.coli. |
Negative |
Negative |
| Tested date |
|
April 3,2000 |
| Tested by |
|
|
| Director of quality control |
|
ZCM |
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