Metformin Hydrochloride
Name: Metformin HCL (CAS 1115-70-4 white powder)
Other name: 1, 1-Dimethylbiguanide hydrochloride
EINECS: 214-230-6
Mol. Wet.: 165.62
MF: C4H11N5 HCL
InChI: 1S/C4H11N5. ClH/c1-9(2)4(7)8-3(5)6; /h1-2H3, (H5, 5, 6, 7, 8); 1H
Melting point: 223-226 º C
Quality Standards: BO2013, CP2010, EP7, JP16, USP35
Appearance: White or similar to white crystal powder
Assay: Not less than 99.0%
Standard: USP/CP/EP/JP/BP
Metformin Hydrochloride tablets
Specification: 50mg
Metformin Tablets
Specification: 250mg, 500mg, 850mg
Package: 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 two weeks 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.
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To get more information, just feel free to contact with us. Thanks.
Mr. Liu
Qingdaofraken international trading co., ltd
Address: RM1005 post mansion yan'an three road, qingdao, China
Tel: 0086 532 83899718
Fax: 0086 532 83623236
Web: http://fraken.en.made-in-china.com/
Item |
Specifications (USP) |
Specifications (AJI) |
Description |
White crystals or crystalline powder |
White crystals or crystalline powder |
Identification |
Infrared absorption spectrum |
Infrared absorption spectrum |
Specific rotation
[a]D20° |
+26.3 °- +27.7° |
+26.9 °- +27.9° |
State of solution
/Transmittance |
--- |
≥ 98.0% |
Chloride (Cl) |
≤ 0.05% |
≤ 0.020% |
Ammonium (NH4) |
--- |
≤ 0.02% |
Sulfate (SO4) |
≤ 0.03% |
≤ 0.020% |
Iron (Fe) |
≤ 0.003% |
≤ 10PPm |
Heavy metals (Pb) |
≤ 0.0015% |
≤ 10PPm |
Arsenic (As2O3) |
--- |
≤ 1PPm |
Other amino acids |
--- |
Chromatographically not detectable |
Loss on drying |
≤ 0.5% |
≤ 0.5% |
Residue on ignition
(sulfated) |
≤ 0.3% |
≤ 0.10% |
Assay |
98.5-101.5% |
99.0 - 101.0% |
PH |
--- |
10.5-12.0 |
Organic volatile impurities |
Meets the requirements |
--- |