WEGO Chemical & Mineral Corp.

L-Cysteine HCl Mono

Product Information

Product Name

L-Cysteine HCl Mono

Synonyms

(R,R)-3,3′-Dithiobis(2-Aminopropionic Acid)

CAS Number

56-89-3

Molecular Weight

240.29

Molecular Formula

C6H12N2O4S2

Specifications

Purity

≥ 98.5 – 101 %

Specific Rotation
  • 215 – 225 °

State of Solution

98 %

pH

5.0 – 6.5

Loss on Drying

≤ 0.2 %

Residue on Ignition

≤ 0.1 %

Chloride (Clˉ)

≤ 0.02 %

Sulfate (SO₄²⁻)

≤ 0.02 %

Ammonium (NH4⁺)

≤ 0.02 %

Heavy Metals

≤ 10 ppm

Arsenic (As)

≤ 1 ppm

Iron (Fe)

≤ 10 ppm

Packing Options

25 kg net cartons

Other packing options are available upon request

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