Top Quality L-Threonine (CAS No.: 72-19-5), China Top Quality L-Threonine (CAS No.: 72-19-5) Supplier,Factory

Top Quality L-Threonine (CAS No.: 72-19-5)

Xiamen Forever Green Source Biochem Tech. Co., Ltd. [China]

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L-Threonine
1) GMP, Kosher, ISO
2) CAS No.:72-19-5
3) Assay: 98.5-101.0%
4) Quality Standard: CP2010, AJI92, USP24

High Quality L-Threonine

Professional Manufacturer

GMP, Kosher, ISO certificates

[Molecular formula] C4H9NO3

[Molecular structure]

[Molecular weight] 119.1192

[CAS No.] 72-19-5

[Description] White crystals or crystalline powder

[Quality Standard]

Item	CP2010	AJI92	USP24
Assay	≥98.5%	99.0%~101.0%	98.5%~101.5%
pH	5.0~6.5	5.2~6.2	5.0~6.5
Specific rotation[a]D020	-26.0°~-29.0°	-27.6°~-29.0°
[a]D025			-26.7°~-29.1°
Transmittance(T430)	clear & colorless ≥98.0%	≥98.0%
Chloride(Cl)	≤0.02%	≤0.02%	≤0.05%
Ammonium(NH4)	≤0.02%	≤0.02%
Sulfate(SO4)	≤0.02%	≤0.02%	≤0.03%
Iron(Fe)	≤10ppm	≤10ppm	≤30ppm
Heavy metals(Pb)	≤10ppm	≤10ppm	≤15ppm
Arsenic	≤1ppm	≤1ppm(As2O3)
Other amino acids	≤0.5%	Conforms
Loss on drying	≤0.20%	≤0.20%	≤0.20%
Residue on ignition	≤0.10%	≤0.10%	≤0.40%
Organic volatile impurities			conforms
Endotoxin	≤12EU/g

[Package] 25kg net weight cardboard drum lined with PE bag.

For any further info., please feel free to contact us.

Thank you and with best wishes!

Eric Sun

Xiamen Forever Green Source Biochem Tech. Co., Ltd.

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