Xi'an Julong Bio-Tech Co., Ltd.
Free supplier
- Free
supplier - 4th
years
Free supplier
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
Tel: +008618049624045
Tel: +008615877690239
Tel: +0086-18792996027
Tel: +008618049624045
Tel: +008618291367393
Tel: +8618629260427
Tel: +008617802922472
Tel: +008618729964529
Mobile: 18049624045
Tel: +008618049624045
Fax:
URL: http://LookChem.com
Province/state: Shaan xi
City: xi'an
Street: Xi'an
MaxCard:
Ms.Amber Ms.Florence Ms.Lisa Ms.EllenCAS NO.55297-96-6
99%(10-50)Gram99%(51-100)Gram
We promise our customer following items:
1.Support product customization:
We can provide OEM&ODM , Because we have a professional design team
2.Reasonable price:
We provide high quality products with competitive price in china,
3.Low moq:
No worry about the low moq, our moq is 1 gram or lower.
3.Good and efficient service,Fast Delivery
Fast respond save client's time, we promise to reply inquiry in 24 hours including holidays and send quotation sheet and other documents in 48 hours.
4.Super-good quality
We have strict quality control system .Good reputation in Market , And have the Third party test report is available
Pls contact us
If you have any further questions or need a sample,Please do not hesitate to contact us.
Xi'an Julong Bio-Tech Co., Ltd.
Properties:
This product is white or off-white crystalline powder, soluble in methanol and ethanol, soluble in water, melting point is 143-149 °C.
Molecular formula: C28H47NO4S · C4H4O4, molecular weight of 609.8. The content of this product shall not be less than 98.0% according to the anhydrate.
|
Item |
Specification |
|
Appearance |
White or almost white crystal powder |
|
Identification |
HPLC: The retention time obtained from the test solution corresponding to that obtained from the standard solution |
|
IR: IR of the sample corresponding to that reference standard |
|
|
Color and clarity of solution |
The solution should be clear and colorless, and the absorbance at 400nm and 650nm are not greater than 0.150 and 0.030 |
|
Specific rotation |
+24~28° |
|
PH |
3.1~4.1 |
|
Loss on drying |
≤ 0.5% |
|
Melting point |
143~149°C |
|
Fumarate content |
83.7~87.3mg |
|
Residue on ignition |
≤ 0.1% |
|
Heavy metals |
≤ 0.001% |
|
Solvent residue |
≤ 0.5% |
|
Chromatographic purity |
Any identified impurity ≤ 1.0% |
|
Any unidentified impurity ≤ 0.5% |
|
|
Total impurities≤ 2.0% |
|
|
Assay (on dried basis) |
98.0~102.0% |
Q: What's your MOQ
A: For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low, price product, our MOQ starts from 100g and 1kg.
Q: Is there a discount
A: Yes, for larger quantity, we always support with better price.
Q: How to confirm the Product Quality before placing orders
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests
Q: How to start orders or make payments
A: You can send our your Purchase order (if your company has), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.
Q: How do you treat quality complaint
First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we will send you free goods for replacement or refund your loss.
