Min.Order / FOB Price:Get Latest Price
1 Kilogram |
Negotiable |
Vitamin B12 Methylcobalamin 13422-55-4
1)Quick Response Within 12 hours;
2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France etc.
3) OEM/ODM Available;
4) Reasonable & Competitive Price;
5) Fast Delivery: Samples from stock; bulk products within 7 days;
6) Professional Documents for Your Clearance;
7) Economic Freight Save Your Cost;
8) All your money be refund immediately if quality issue happens.
Test items | Specifications | Results |
Characters | The total combined yeasts/mould count | Complies |
Identification1 | UV: The absorption spectrum exhibits maxima at 264nm,285nm,305nm and 460nm. | Complies |
Identification2 | HPLC:The retention time of the major peak of the sample solution corresponds to that of the reference solution. | Complies |
Identification3 | The IR spectra of the sample is similar with the reference spectra | Complies |
Loss on drying | W10.0% | 9.40% |
Assay | 98.5% ~102.0% | 99% |
Hydroxocobalamine | UV: A460nm/A352nmN0.90 | 0.957 |
Related substances | The sum of each impurity peak area is not larger than 1.0% of the main area of the reference solution | 1.00% |
Acetone | W0.5% | 0.00% |
The total aerobic microbial count | W1000 cfu/g | 2.9x102cfu/g |
The total combined yeasts/mould count | W1000 cfu/g | 10cfu/g |
By Express(Fedex,TNT,DHL,EMS) | By Air | By Sea |
Suitable for under 50kg | Suitable for more than 50kg | Suitable for more than 500kg |
Fast: 3-7 days | Fast: 3-7 days | Slow: 3-10 days |
High cost | Medium cost | Low cost |
Door to door service | Port to port service | Port to port service |
CAS NO:9002-61-3
CAS NO:1662688-20-1
CAS NO:2460055-10-9
CAS NO:885340-08-9
CAS NO:2002-44-0
CAS NO:86408-36-8
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View