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104350 L-組胺酸鹽酸鹽

L-Histidine monohydrochloride monohydrate for biochemistry. CAS 5934-29-2, pH 3.5 - 4.5 (100 g/l, H₂O, 20 °C).

L-組胺酸鹽酸鹽 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: His

104350
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
5934-29-2C₆H₁₀ClN₃O₂ * H₂O

Products

Catalogue NumberPackaging Qty/Pack
1.04350.0025 塑膠瓶 25 g
1.04350.0100 塑膠瓶 100 g
1.04350.0500 塑膠瓶 500 g
Description
Catalogue Number104350
SynonymsHis
References
Product Information
CAS number5934-29-2
EC number211-438-9
Hill FormulaC₆H₁₀ClN₃O₂ * H₂O
Molar Mass209.63 g/mol
HS Code2933 29 92
Structure formula ImageStructure formula Image
Quality LevelMQ100
Applications
ApplicationL-Histidine monohydrochloride monohydrate for biochemistry. CAS 5934-29-2, pH 3.5 - 4.5 (100 g/l, H₂O, 20 °C).
Biological Information
Physicochemical Information
Density1.4723 g/cm3 (20 °C)
Melting Point256 °C (分解)
pH value4.38 - 4.48 (149.55 g/l, H₂O, 20 °C)
Vapor pressure<0.1 hPa (20 °C)
Bulk density770 kg/m3
Solubility149.55 g/l
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSMS3119000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore below +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (calculated on dried substance)99.0 - 101.0 %
Identity (IR-spectrum)passes test
Identity (wet chemistry)passes test
Appearancewhite to almost white crystalline powder or colorless crystals
Appearance of solution (50 g/l CO₂-free water)clear and not more intense in color than reference solution BY₆
Spec. rotation (α 20/D, 110 g/l, hydrochloric acid 120 g/l, calc. on dried substance)+9.2 to +10.6
Sulfate (SO₄)≤ 200 ppm
As (Arsenic)≤ 5 ppm
Ca (Calcium)≤ 10 ppm
Co (Cobalt)≤ 5 ppm
Fe (Iron)≤ 5 ppm
K (Potassium)≤ 5 ppm
Mg (Magnesium)≤ 5 ppm
Na (Sodium)≤ 50 ppm
Zn (Zinc)≤ 5 ppm
Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
Ninhydrin-positive substances (LC) (total impurities)≤ 0.5 %
Loss on drying (150 °C)
7.0 - 10.0 %
7.0 - 10.0 %
Global Trade Item Number
Catalogue Number GTIN
1.04350.0025 04022536050256
1.04350.0100 04022536050263
1.04350.0500 04022536050270