ʟ-Serine BioUltra, ≥99.5% (NT)

ʟ-Serine certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

ʟ-Serine from non-animal source, meets EP, USP testing specifications, suitable for cell culture, 98.5-101.0%

ʟ-Serine methyl ester hydrochloride 98%

ʟ-Serine Pharmaceutical Secondary Standard; Certified Reference Material

ʟ-Serine ReagentPlus®, ≥99% (HPLC)

ʟ-Serine United States Pharmacopeia (USP) Reference Standard

ʟ-Sulforaphane ≥95% (HPLC), oil

ʟ-tert-Leucine 99%

ʟ-tert-Leucinol 98%

ʟ-Theanine phyproof® Reference Substance

ʟ-Theanine United States Pharmacopeia (USP) Reference Standard

ʟ-Theanine ≥98% (HPLC)

ʟ-Threitol 99%

ʟ-Threonic acid hemicalcium salt >97%

ʟ-Threonine BioXtra, ≥99.5% (NT)

ʟ-Threonine certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

ʟ-Threonine European Pharmacopoeia (EP) Reference Standard

ʟ-Threonine from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 99.0-101.0%

ʟ-Threonine methyl ester hydrochloride

ʟ-Threonine Pharmaceutical Secondary Standard; Certified Reference Material

ʟ-Threonine reagent grade, ≥98% (HPLC)

ʟ-Threonine United States Pharmacopeia (USP) Reference Standard

ʟ-Threonine-¹³C₄,¹⁵N 98 atom % ¹³C, 98 atom % ¹⁵N

ʟ-Threoninol 97%

ʟ-Thyroxine powder, BioReagent, suitable for cell culture

ʟ-Thyroxine sodium salt pentahydrate ≥98% (HPLC), powder

ʟ-Thyroxine ≥98% (HPLC)

ʟ-trans-Pyrrolidine-2,4-dicarboxylic acid ≥98%

ʟ-Tryptophan BioUltra, ≥99.5% (NT)

ʟ-Tryptophan certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

ʟ-Tryptophan from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 99.0-101.0%

ʟ-Tryptophan methyl ester hydrochloride 98%

ʟ-Tryptophan reagent grade, ≥98% (HPLC)

ʟ-Tryptophan United States Pharmacopeia (USP) Reference Standard

ʟ-Tryptophan-(indole-d₅) 97 atom % D

ʟ-Tyrosine BioUltra, ≥99.0% (NT)

ʟ-Tyrosine certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

ʟ-Tyrosine Decarboxylase from Streptococcus faecalis ≥0.1 unit/mg solid

ʟ-Tyrosine disodium salt hydrate BioReagent, suitable for cell culture, suitable for insect cell culture, ≥98% (HPLC)

ʟ-Tyrosine FG

ʟ-Tyrosine from non-animal source, meets EP, USP testing specifications, suitable for cell culture, 99.0-101.0%

ʟ-Tyrosine hydrochloride ≥98% (TLC)

ʟ-Tyrosine methyl ester hydrochloride

ʟ-Tyrosine Pharmaceutical Secondary Standard; Certified Reference Material