| Customization: | Available |
|---|---|
| Application: | Improve Nutrition |
| Certification: | ISO |
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Product Name
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Natural Feed Supplement Tryptophan Cas 73-22-3 L-tryptophan Powder
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CAS No.
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73-22-3
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Appearance
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White powder
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MF
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C4H9NO3
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Purity
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99% min l-tryptophan
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Keywords
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l-tryptophan,tryptophan,l-tryptophan powder
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Storage
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Keep in a cool, dry, dark location in a tightly sealed container or cylinder.
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Shelf Life
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24 Months
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| Items | Specifications | Test Results | Test Methods | |||||||||
| Appearance | White to pale yellow crystalline or crystalline powder |
Conforms | USP | |||||||||
| Identification | Infrared Absorption | Conforms | USP | |||||||||
| Specific rotation,[α]D20 | -29.4~-32.8 | --31.2 | USP | |||||||||
Bitmap
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5.5~7.0 | 6.4 | USP | |||||||||
| Loss on drying, w/% | ≤ 0.30 | 0.25 | USP | |||||||||
| Residue on ignition, w/% | ≤ 0.10 | 0.04 | USP | |||||||||
| Chloride(Cl), w/% | ≤ 0.05 | <0.05 | USP | |||||||||
| Sulfate(SO4), w/% | ≤ 0.03 | <0.03 | USP | |||||||||
| Iron(Fe), ppm | ≤30 | <30 | USP | |||||||||
| Heavy metals(Pb), ppm | ≤15 | <15 | USP | |||||||||
| Related compounds,ppm | Tryptophan Impurity≤10 | <10 | USP | |||||||||
| Assay(on dried basis), w/% | 98.5 ~ 101.5 | 99.2 | USP | |||||||||
Packaging: 25kg drum.
Shipping: Within 7 days of order confirmation.
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