Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on More

105700 L-Lysine monohydrochloride

Purchase on Sigma-Aldrich


Replacement Information

Key Spec Table

CAS #Empirical Formula


Catalogue NumberPackaging Qty/Pack
1057000100 Plastic bottle 100 g
1057001000 Plastic bottle 1 kg
1057009010 Plastic drum 10 kg
Catalogue Number105700
Product Information
CAS number657-27-2
EC number211-519-9
Hill FormulaC₆H₁₅ClN₂O₂
Molar Mass182.65 g/mol
HS Code2922 41 90
Structure formula ImageStructure formula Image
Quality LevelMQ100
ApplicationL-Lysine monohydrochloride for biochemistry. CAS 657-27-2, pH 5.5 - 6.0 (100 g/l, H₂O, 20 °C).
Biological Information
Physicochemical Information
Density1.28 g/cm3 (20 °C)
Melting Point262 °C
pH value5.0 - 6 (91.3 g/l, H₂O, 25 °C)
Vapor pressure<0.1 hPa (20 °C)
Bulk density360 kg/m3
Solubility420 g/l
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 10000 mg/kg
Safety Information according to GHS
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
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 at +2°C to +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDKein Gefahrgut
Declaration (transport by air) IATA-DGRNo Dangerous Good
Declaration (transport by sea) IMDG-CodeNo Dangerous Good
Supplemental Information
Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
Identity (IR-spectrum)passes test
Identity (Chloride)passes test
Appearancewhite to almost white, fine powder
Appearance of solution (100 g/l, CO₂-free water)clear and not more intense in color than reference solution B₇ or GY₇
Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance)+21.0 to +22.5
Sulfate (SO₄)≤ 200 ppm
As (Arsenic)≤ 5 ppm
Ca (Calcium)≤ 10 ppm
Co (Cobalt)≤ 5 ppm
Fe (Iron)≤ 5 ppm
K (Potassium)≤ 50 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)≤ 1.0 %
Loss on drying (105 °C; 3 h)≤ 0.4 %
Loss on Drying (105 °C)≤ 0.4 %
Global Trade Item Number
Catalogue Number GTIN
1057000100 04022536067421
1057001000 04022536067438
1057009010 04022536692746