Japan. Tampered data cast shadow on drug trial.

Science (New York, N.Y.) (2013-07-23)

Dennis Normile

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Sigma-Aldrich

L -缬氨酸, from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 98.5-101.0%

Sigma-Aldrich

L -缬氨酸, reagent grade, ≥98% (HPLC)

SAFC

L -缬氨酸

Sigma-Aldrich

L -缬氨酸, BioUltra, ≥99.5% (NT)

Sigma-Aldrich

缬沙坦, ≥98% (HPLC)

Supelco

L-缬氨酸, Pharmaceutical Secondary Standard; Certified Reference Material

缬沙坦, European Pharmacopoeia (EP) Reference Standard

Supelco

L -缬氨酸, certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

缬沙坦, European Pharmacopoeia (EP) Reference Standard