China Cheap price Temozolomide - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai
China Cheap price Temozolomide - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai Detail:
Product name | Methotrexate |
Synonyms | (+)-Amethopterin; (+)-4-Amino-10-methylfolic acid; N-(p-(((2,4-Diamino-6-pteridinyl)methyl)methylamino)benzoyl)-L-glutamic acid |
CAS No. | 59-05-2 |
Appearance | Yellow crystalline powder |
Molecular Formula | C20H22N8O5 |
Molecular Weight | 454.44 |
Application | Medicine grade or research purpose |
Packing | As per your request |
Storage | Preserve in tight,light-resistant containers in a cool place |
Certificate of Analysis Test according to: EP9.0 Methotrexate CAS No.: 59-05-2 |
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ITEMS |
STANDARDS |
RESULTS |
Appearance | Yellow or orange, crystalline, hygroscopic powder | Complies |
Identification | IR;UV | Complies |
Solubility | Practically insoluble in water, in ethanol(96%) and in methylene chloride. It dissolves in dilute mineral acids and in dilute solutions of alkali hydroxides and carbonates. | Complies |
Water | ≤13% | 11.8% |
Related Substances | Impurity B≤0.3%Impurity C≤0.5%
Impurity E≤0.3% Impurity H≤0.2% Impurity I≤0.2% Unspecified Impurities≤0.05% Sum of impurities other than B,C&E≤0.5% |
0.04%0.45%
0.03% ND ND 0.02% 0.04% |
Enantiomeric Purity | ≤3.0% | 1.6% |
Heavy Metals | ≤20ppm | Complies |
Sulphated Ash | ≤0.1% | 0.07% |
Residual Solvents | Ethyl ether≤500ppmAcetone≤1000ppm
Ethanol≤ 2000ppm |
20ppm63ppm
48ppm |
Assay | 97.0~102.0% | 99.49% |
Certificate of Analysis Test according to: USP32 Methotrexate CAS No.: 59-05-2 |
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ITEMS |
STANDARDS |
RESULTS |
CHARACTERISTICS | Yellow crystalline powder | Complies |
IDENTIFICATION | IR. UV Conform | Complies |
WATER | ≤12% | 10.8% |
RESIDUE ON IGNITION | ≤0.1% | 0.07% |
Chromatographic purity | Single impurity:≤0.5% | 0.27% |
Total Impurities:≤2.0 % | 0.73% | |
SPECIFIC ROTATION | Between +19°to +24° | +21.25° |
ASSAY | 98.0~102.0% | 99.27% |
Company Information
√ Management layer’s full experience in factory and skilled technicians followers; √ Quality is always our top consideration, Strict QC system; √ 11 years experienced exporting sales team; √ Independent R&D lab; √ Two signed long term GMP workshops; √ Rich resources of plenty idle factories for customized project; √ High Efficiency working team with consistent path.Product detail pictures:
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Our merchandise are commonly identified and dependable by end users and will meet continually altering financial and social desires for China Cheap price Temozolomide - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai , The product will supply to all over the world, such as: Namibia, France, Iran, We hope we can establish long-term cooperation with all of the customers, and hope we can improve competitiveness and achieve the win-win situation together with the customers. We sincerely welcome the customers from all over the world to contact us for anything you need!Welcome all customers both at home and abroad to visit our factory. We hope to have win-win business relationships with you, and create a better tomorrow.
By Gail from Japan - 2018.06.18 19:26
In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
By Claire from Namibia - 2017.01.28 18:53
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