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Vitamin D2
English Name:Ergocalciferol
CAS number 50-14-6
Molecular weight 396.648
Density 1.0±0.1 g/cm3
Boiling point 504.2±29.0 °C at 760 mmHg
Molecular formula C28H44O
Melting point 114-118 °C(lit.)
Flash point 218.2±16.5 °C
What is Vitamin D2?
Vitamin D2 is a kind of vitamin drug. Vitamin D2 can promote the absorption of calcium by small intestinal mucosa,
increase the concentration of blood calcium and phosphorus,
promote the release of calcium phosphate from old bone with parathyroid hormone and calcitonin,
and maintain the balance of calcium and phosphorus in the body. In addition,
vitamin D2 can promote calcium deposition in the new bone formation site, make citrate deposit in bone,
promote bone calcification, promote bone cell function and bone maturation.
|
Item |
Specification |
TESTING METHOD |
|
Appearance |
Pale yellow or white flowing granule |
Visual |
|
Odor |
Slight odor |
Organoleptic |
|
Assay |
≥100,000IU/g |
USP<786>GC |
|
Heavy metals |
≤10ppm |
USP<231> |
|
Arsenic |
≤3ppm |
USP<211> |
|
Total aerobic microbial count |
≤1000cfu/g |
USP<2021> |
|
Total moulds&yeast count |
≤100cfu/g |
USP<2021> |
|
Enterobacterial |
≤10cfu/g |
|
|
Salmonella |
N.D/25g |
USP<2022> |
|
Escherichia coli |
N.D/10g |
USP<2022> |
|
Staphylococcus aureus |
N.D/10g |
USP<2022> |
|
Pseudomonas aerugionsa |
N.D/10g |
USP<2022> |
Application
1. Vitamin D2 has the function for rickets, osteomalacia and baby brothers tetany, rickets and dental caries prevention and
control of this product is also available. Larger doses for cutaneous tuberculosis, skin and mucous membrane also each lupus erythematosus (sle), etc.
2. Vitamin D2 is mainly to promote intestinal absorption and sediment of calcium and phosphorus and sediment, for the treatment of diseases rickets and osteomalacia.
| L-Arginine base | |
| L-Arginine HCL | L-Norvaline |
| L-Alanine | L-Ornithine HCL |
| L-Aspartic acid | L-Phenylalanine |
| L-Asparagine Mono | L-Proline |
| L-Citrulline | L-Threonine |
| L-Cysteine HCL Anhydrous | L-Tyrosine |
| L-Cysteine HCL Monohydrate | L-TryptoPhan |
| L-Cystine base | L-Valine |
| L-Glutamic acid | D-Proline |
| L-Glutamine | DL-Methionine |
| L-Isoleucine | N-Acetyl-DL-Leucine |
| L-Leucine | N-Acetyl-DL-Methionine |
| L-Hydroxyproline | N-Acetyl-L-Cysteine |
| L-Histidine base | N-Acetyl-L-Tyrosine |
| L-Histidine HCL | N-Acetyl-L-Glutamine |
| L-Lysine HCL | N-Acetyl-L-Methionine |
| L-Malic acid | S-Carboxymethyl-L-Cysteine |
| L-Methionine | Taurine |
