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| Product Name: |
L-5-Methyltetrahydrofolate calcium
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| Supply Ability: |
500tons/year |
| Related proudcts |
l-5-mthf-ca, |
| Specifications |
Assay:98.0Min.     |
| Price Term: |
FOB,CNF,CIF |
| Port of loading: |
Shanghai/China |
| Minimum Order |
1kg |
| Unit Price: |
$1 |
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L-5-Methyltetrahydrofolate calcium
Top quality L-5-Methyltetrahydrofolate calcium,L-5-MTHF-Ca ,CAS 151533-22-1
Product name: L-5-Methyltetrahydrofolate calciumÂ
Synonym(s)Â :
L-5-Methyltetrahydrofolic acid, calcium salt
L-Methyltetrahydrofolate, calcium salt
L-Methylfolate, calcium
L-5-MTHF-Ca
Other name:CALCIUML-5-METHYLTETRAHYDROFOLATE; L-5-MTHF-Ca ; (6S)-N-[4-(2-Amino-1,4,5,6,7,8,-hexahydro-5-methyl-4-oxo-6-pteridinylmethylamino)benzoyl]-L-glutaminsure,Calciumsalz (1:1); L-5Methyltetrahydrofolic acid,Â
calcium salt; L-Methyltetrahydrofolate,calcium salt; L-Methylfolate, calcium; L-5-MTHF-Ca; Calcium levomefolate
CAS#:151533-22-1Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
Appearance:Off-White to Pale Yellow Solid              Â
Assay:98.0Min.                   Â
Mol.Formula:C20H23CaN7O6Â Â Â Â Â
Melting Point: >300°C   Â
Mol.Weight:497.5179
Specification :
ITEM SPECIFICATION RESULT
Physical Appearance White to yellowish powder Complies
Identification IR-spectrum and HPLC retention time complyÂ
with that of the reference standard, calcium positive Complies
Specific RotationÂ
(C=1.5%in water,25â„? Â
+38.0~+42.00Â Â Â
  +39.10
Calcium(Anhydrous basis) 7.0%-8.5% 8.1%
Sulfate �.015% complies
Chloride �.021% Conforms
Water (K-F) �7.0% 12.7%
Chemical Heavy metals (Pb) �0ppm complies
Arsenic (As2O3) �ppm complies
D-5-Methylfolate NMTÂ 1.0% complies
Assay Assay (HPLC) 98.0%~103.0% 98.2%
 Microorganism Total plate count �000cuf/g complies
Mold & Yeasts �00cuf/g complies
Salmonella Negative complies
E. Coil Negative complies
Else Storage condition Store in sealed containers at cool & dry place.
protect from light,moisture and pest infestation.
Shelf life Two years when properly stored.
Â
Function :
  1. mainly for folic acid antagonists (such as methotrexate, pyrimethamine, benzyl cefalexin and trimethoprim) antidote, it' |
| Company: |
China Foodpharm Group Co., Ltd
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| Contact: |
Mr. Andrea Guo |
| Address: |
No.265 Dangtuzhi Road,Hefei.Anhui |
| Postcode: |
230051 |
| Tel: |
0551-63693291 |
| Fax: |
0551-63693204 |
| E-mail: |
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