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Keyword "l-cysteine hcl mono"

l-leucine (09/11/2009)

SPECIFIC ROTATION	+14.9º~+16.0º
STATE OF SOLUTION	≥98%
CHLORIDE	≤0.02%
AMMONIUM	≤0.02%
SULFATE	≤0.02%
IRON	≤10ppm
HEAVY METALS	≤10ppm
ARSENIC	≤1.0ppm
OTHER AMINO ACIDS	CHROMATOGRAPHICALLY NOT DETECTABLE
LOSS ON DRYING	≤0.20%
RESIDUE ON IGNITION	≤0.10%
PH	5.0-6.5
ASSAY	98.5~100.5%

[Related Categories: Bio-technology Products, Food Additives, Pharmaceutical Chemicals, Pharmaceutical Chemicals ]
[Related Keywords: L-Leucine, L-tyrosine, L-Cystine, amino acid, L-Isoleucine, L-Valine, L-Proline, l-lysine hcl, dl-cysteine hcl mono, l-cysteine hcl mono ]

L-Tyrosine (09/11/2009)

SPECIFIC ROTATION	-11.3º~-12.1º
STATE OF SOLUTION	≥95%
CHLORIDE	≤0.02%
AMMONIUM	≤0.02%
SULFATE	≤0.02%
IRON	≤10ppm
HEAVY METALS	≤10ppm
ARSENIC	≤1.0ppm
OTHER AMINO ACIDS	CHROMATOGRAPHICALLY NOT DETECTABLE
LOSS ON DRYING	≤0.20%
RESIDUE ON IGNITION	≤0.10%
ASSAY	98.5~100.5%
PH	5.0~6.5

[Related Categories: Bio-technology Products, Food Additives, Pharmaceutical Chemicals ]
[Related Keywords: L-Leucine, L-tyrosine, L-Cystine, amino acid, L-Isoleucine, L-Valine, L-Proline, l-lysine hcl, dl-cysteine hcl mono, l-cysteine hcl mono ]

l-cystine (09/11/2009)

Appearance	White crystals or crystalline powder
Spefic rotation	-215° to -225°
state of solution	≥98%
Chloride	≤0. 02%
Sulfate	≤0. 02%
Iron	≤10ppm
Heavy metals	≤10ppm
Arsenic	≤1.0ppm
Other amino acids	CHROMATOGRAPHICALLY NOT DETECTABLE
Loss on drying	≤0.2%
Residue on ignition	≤0.10%
Assay	98.5~101.5%
PH	5.0~6.5

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