Tongzhou Chengxin Amino Acid Co., Ltd.
L-Alanine methyl ester hydrochloride
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L-Alanine ethyl ester hydrochloride
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L-Phenylalanine methyl ester hydrochloride
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L-Phenylalanine ethyl ester hydrochloride
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L-Alanine benzyl ester p-toluenesulfonate salt
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S-phenyl-L-Cysteine
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L-amino acids
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