Japan. Tampered data cast shadow on drug trial.

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

Dennis Normile

MATERIALS

Product Number

Brand

Product Description

Supelco

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

Supelco

L-Valine, Pharmaceutical Secondary Standard; Certified Reference Material

Valsartan, European Pharmacopoeia (EP) Reference Standard

SAFC

L-Valine

Sigma-Aldrich

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

Sigma-Aldrich

L-Valine, reagent grade, ≥98% (HPLC)

Sigma-Aldrich

Valsartan, ≥98% (HPLC)

Sigma-Aldrich

L-Valine, BioUltra, ≥99.5% (NT)

Valsartan for system suitability, European Pharmacopoeia (EP) Reference Standard