Introduce: Profile: Ningbo Guoguang Biotechnology Co., Ltd. specializes in the production of food additives, nutrition enhancer, and medical intermediate products. Our products include l-citrulline dl-malate, l-citrulline l-malate, l-proline, dl-methionine(acimetin), l-valine, l-norvaline, l-ornithine hydrochloride, l-cysteine hcl anhy, l-methionine, s-carboxmethyl-l-cysteine, l-threonine, l-arginine, l-methionine and l-histidine. L-proline is a white crystal or crystalline powder, and has slightly sweet taste. It is soluble in water, freely soluble in glacial acetic acid, sparingly soluble in ethanol and practically insoluble in ether. These are available in various standards including AJI92, USP26 and EP4. L-ornithine hydrochloride is a white crystal or crystalline powder with characteristic odor. These are freely soluble in water. L-cysteine Hcl anhy is a white crystal or crystalline powder and has a strong acid taste. This is freely soluble in water & ethanol and insoluble in ether. This is used in injection, food additives, healthcare, cosmetics and sports nutrition.
