L-THREONINE CAS NO 72-19-5 C4H9NO3

Payment Type:	L/C,T/T,D/P,D/A
Incoterm:	FOB,CFR,CIF
Min. Order:	1 Kilogram
Transportation:	Ocean
Port:	Shanghai

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Product Attributes
Packaging & Delivery
Product Description
Supply Ability & Additional Information

Product Attributes

Brand: ronaschemical

Grade: Food Grade, Medicine Grade

Packaging & Delivery

Selling Units:	Kilogram
Package Type:	EXPORT STANDARD PACKAGE

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Product Description

PROPERTIES	LIMITS	RESULTS
Appearance	White crystalline powder	White crystalline powder
Assay,%	98.5～101.5	99.5
Specific optical rotation	-26.7º～-29.1º	-27.7º
pH value	5.0~6.5	5.75
Loss on drying,%	≤0.2	0.09
Heavy metals ,%	≤0.0015	＜0.0015
Residue on ignition,%	≤0.4	0.06
Chloride (as Cl ) ,%	≤0.05	＜0.05
Sulfate (as SO4), %	≤0.03	＜0.03
Arsenic（as As）,%	≤0.00015	＜0.00015
Iron, %	≤0.003	<0.003
Lead	≤3ppm	＜3ppm
Cadmium	≤1ppm	＜1ppm
Mercury	≤0.1ppm	＜0.1ppm
Heavy metals,%	≤0.0015	<0.0015
Organic volatile impurities	Meets the requirement	Meets the requirement

L-threonine is an essential Amino Acid , which means the human body cannot produce it and we need to obtain it from our diet. It plays an important role in protein production and metabolism of carbohydrates and fats. Threonine also contributes to the production of enzymes, which are necessary for various chemical reactions in the body.

Ronas Chemicals Ind.Co.,Ltd is a famiy group company that we have our own plant

for inorganic chemical manufacturing, and also working as a trading company to represent for our buyers and also working as a buying agent in China to helo our buyers soucring better quality with reasonable price., Moreover, we are helping our associate manufacturing of amino acid to be an sales team work in Taiwan, and also do the promotion over the world.

Amino acids and its derivate has wide range including L-amio acids, D-amino acids , DL-Amino Acids , Compound salts , N-Acetyl-amino acids, Fmoc protected amino acids, Boc Protected amino acids, CBZ protected amino acids, amino acids esters, amino acids Hcl,

4-aminobutyric acid, L-glutamine, L-glutamic acid, L-aspartic acid, DL-Methionine, DL-Isoleucine , L-serine, L-proline, L-alanine, L-leucine, L-isoleucine, L-cysteine Hcl Mono,

H-histidine, L-citrulline, L-VALINE , L-tyrosine, L-cystine, L-theanine, Beta Alanine, DL-alanine, L-lysine, glycine, L-hydroxyproline, L-methionine, FMOC-N-ME-VAL, N-acetyl-carnosine, PHE-PHE, VAL-TRP, Acetyl Hexapeptide-8/argireline, Dipeptide diaminobutyroyl benzylamide diacetate, copper tripeptide-1/GHK-Cu, Nonapeptide-1/melitane Palmitoyl Pentapeptide-4/Matrixyl acetate, SODIUM PCA , Hydroxypropyl tetrahydropyrantriol/Pro-xylane, Tetrahydropyrimidine/Ectoin, Decarboxy carnosine Hcl/Decarboxylation carnosine,

Sodium lauroyl sarcosinate, SEMAGLUTIDE , Tirzepatide, Teriparatide , Cetrorelix, Terlipressin,

Peperidine compounds, Nitrogen Heterocyclic acid compounds, Pyrrolidine Compounds, D-plenylglycinol, Thymulin , Thymalfasin , Octreotide acetate .

The ingredients for other industries are Bisphenol S, Bis(3-allyl-4hydroxyphenyl) sulfate, 2-acrylamide-2-methylpropane, Ammonium persulfate, hydroxy propyl methyl cellulose, Re-dispersible emulsion powder, polycarboxylate superplasticizer, Sodium persulfate , potassium persulfate, Potassium bromide , Sulfamic acid , Guanidine hcl , Guanidine thiocyanate, ARSENIC TRIOXIDE , and Gly-gly(N- Glycylglycine )。

Please feel free to contact us for more information and expect you to give us a chance

to work with you in near future.

Supply Ability & Additional Information

Packaging: EXPORT STANDARD PACKAGE

Transportation: Ocean

Place of Origin: China

Supply Ability: AS MUCH AS WE CAN

Port: Shanghai

Payment Type: L/C,T/T,D/P,D/A

Incoterm: FOB,CFR,CIF