Jinzhou Jirong Amino Acid Co., Ltd.
L-Hydroxyproline
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L-Tryptophan
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L-Lysine HCl
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L-Phenylalanine
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L-Threonin
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L-Methionine
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DL-Methionine
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L-Isoleucine
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L-Tyrosine
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L-Arginine HCl
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