Hot Selling Good Quality L- Tryptophan for Food Fortifier CAS 73-22-3
Model NO.
a gm 73-22-3
MW
204.23
Transport Package
Bag
Specification
25kg
Trademark
Future Chemical
Origin
China
Production Capacity
500ton
Reference Price
$ 4.50 - 54.00
Description
Product Description
Good quality L-Tryptophan for Food fortifier CAS 73-22-3
| L-Tryptophan Basic information | |
| Product Name: | L-Tryptophan |
| CAS: | 73-22-3 |
| MF: | C11H12N2O2 |
| MW: | 204.23 |
| EINECS: | 200-795-6 |
| Mol File: | 73-22-3.mol |
| L-Tryptophan Chemical Properties | |
| Melting point | 289-290 °C (dec.)(lit.) |
| alpha | -31.1 º (c=1, H20) |
| Boiling point | 342.72°C (rough estimate) |
| density | 1.34 |
| refractive index | -32 ° (C=1, H2O) |
| storage temp. | 2-8°C |
| solubility | 20% NH3: 0.1 g/mL at 20 °C, clear, colorless |
| pka | 2.46(at 25ºC) |
| form | powder |
| color | White to yellow-white |
| Appearance | White to almost white crystalline powder |
| Loss on drying | 0.3% |
| Heavy metal | <10 ppm |
| Ash content | 0.1% |
| Purity(HPLC) | 99.9% |
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