White or off-White Crystalline Powder Bortezomib for Medicine
- Model NO.: 179324-69-7
- Optical Rotation: -43.2°
- Package: 25kg/Drum
- Specification: 99
- Loss on Drying: 0.35%
- HPLC: 99.7%
- Trademark: Janestic
- Origin: Shandong China
CERTIFICATE OF ANALYSIS
CAS Number: 179324-69-7
|Batch No.||20140306||Test Date:.||2014.03.30|
|MFG .Date||2014.03.29||Exp .Date||2014.03.28|
|Description||White or off-white crystalline powder||white powder|
|Solubility||Very soluble in DMSO or ethanol, up to about 200 mg/mL; poorly soluble in aqueous solution||Conforms|
|Identification by NMR||THE NMR spectrum of the sample should be the same as that of reference material||Conforms|
|Heavy Metal||NMT 20ppm||Conforms|
|Related substances||Total impurities: NMT 1.0%|
Impurity A: NMT 0.3%
Impurity B: NMT 0.3%
Impurity C: NMT 0.3%
other impurity: NMT0.1%
|Residual solvents||Ethylacetate NMT 10000 PPM|
Dichloromethane NMT 2500 PPM
Hexane NMT 600 PPM
Acetone NMT 5000PPM
Methanol NMT 3000PPM
|Loss on drying||NMT 0.5%||0.35%|
|Conclusion: It Conforms to prescribed enterprise standard|
Keep at - 20 ºC for long term storage.
Appearance: White crystalline powder
Packaging: 25kg/drum or as your request.
Storage Situation: Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.
Shelf Life: Two years when properly stored.
Delivery: Within 2days after receiving your prepayment.
Service we can provide:
1. Mixed container, we can mix different items in one container.
2. Quality control, before shipment, free sample for test. After shipment, keep sample for 3 years
3. Prompt shipment with professional documents
4. Packing as your request, with photo before shipment