Shanghai Yancui Import and Export Corporation

- Our Products -

L-Methionine

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L-Leucine

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L-Lysine

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L-Phenylalanine

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L-Proline

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L-Threonine

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L-Tryptophan

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L-Tyrosine

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L-Valine

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N-Acetyl-D-Glucosamine

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