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Minimum Order
位置:
China
最小订单价格:
-
最小订单:
1 Twenty-Foot Container
包装细节:
25KG/Drum or as per customer's request
交货时间:
7-15 days after receipt of advance payment
供应能力:
-
付款方式:
T/T, L/C
联系人 rzan02-cn.ada.064523
North of Xichanfang Village,Yanzhuang Town,Jinghai Dist, TIANJIN, HEBEI DISTRICT
Gallic acid technical index:
|
Name: |
gallic acid |
|
CAS No: |
*******7 |
| Appearance: |
white crystal powder |
| Molecular Formula: |
C7H6NO5 |
| Molecular Weight: |
**0.*3 |
| Herb Sourse: |
Gallnut |
|
Spec: |
*9% |
|
Testing method: |
HPLC |
| Active ingredient: |
Gallnut |
| melting point: |
******0C |
|
Loss on drying |
9.*1% |
| Einecs: |
********9 |
|
Water solubility: |
*2 g/L cold water |
| Chemica Name: |
3β-Hydroxy**0(*9)-lupaene***-oic acid |
| Shelf Life: |
2 years if properly stored. |
| Storage: |
Cool and dry place,keep away from strong light & high temp |
| Package: |
*5kg or *0kg/drum,or as per customer's requests. |
Properties
White or grey white crystalline powder,losing crystal water at **0°C . Soluble in acetone,ethyl acetate, **-share water, *-share ethanol, *-share boiling water, slightly soluble in cold water, insoluble in benzene or trichloromethane. Producing black blue color when reaction with ferric trichloride
Usage
Industrial gallic acid used in analyzing and testing bismuth, cerium, copper, nitryl,phosphorus, silver, thorium and titanium etc.. It is also widely used in the fields including organic synthesis, pharmaceutical, ink, dyes, national defence and food etc
