L-Isoleucine, L-Valine, L-Leucine, L-Tyrosine, L-Cystine tradenote.net

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Keyword "L-Leucine"

L-Isoleucine, L-Valine, L-Leucine, L-Tyrosine, L-Cystine (06/04/2005)
Features: 1) Nutrients needed by the human body 2) Widely used in the pharmaceutical and food industries 3) Made using fermentation processes 4) Free from animal sources 5) Standard: AJI, USP, FCC Outer packing: 25kg/fiber drum

[Related Categories: Food Additives ]
[Related Keywords: L-Isoleucine, L-Valine, L-Leucine, L-tyrosine, L-Cystine ]

Amino Acids -- L-Cystine, L-Tyrosine, L-Leucine (09/10/2006)
Specifications: 1.L-Cystine Chemical name:L-3,3'-dithio-bis-(2-aminopropionic acid) Formula:C6H12N2O4S2 Molecular Weight:240.29 Properties:White crystals or crystalline powder,odorless,tasteless,almost insoluble in water and alcohol,soluble in diluted acid or alkali hydroxide solutions. Uses:For biochemical research,nutriments,treatment of congenital cystinurea,and cold permanent-waving preparation for the hair etc. Packing:In drums with two-ply inner PE bags of 20 kgs net each. Specifications: Assay: 98.5-101.0% State of solution: >=98% Chloride(Cl):

[Related Categories: Organic Intermediate ]
[Related Keywords: amino, acids, L-Cystine, L-tyrosine, L-Leucine ]

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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