GB/T 38212-2019
Piperazine
GB/T 38212-2019
Forensic sciences—Examination methods for BZP, mCPP and TFMPP in suspected drugs—GC and GC-MS
GB/T 38212-2019
Forensic sciences—Examination methods for BZP,mCPP and TFMPP in suspected drugs—LC and LC-MS
GB/T 38212-2019
GB/T 38212-2019
GB/T 38212-2019
GB/T 38212-2019
Determination of piperazine residue in foodstuffs of animal origin for import and export-LC-MS/MS method
GB/T 38212-2019
PIPES[Piperazine-1, 4-bis(2-ethanesulfonic acid)]
GB/T 38212-2019
PIPES[Piperazine-1, 4-bis(2-ethanesulfonic acid)]
GB/T 38212-2019
HEPES〔2-[4-(2-Hydroxyethyl)-1-piperazinyl]ethanesulfonic acid〕
GB/T 38212-2019
HEPES〔2-[4-(2-Hydroxyethyl)-1-piperazinyl]ethanesulfonic acid〕
GB/T 38212-2019
THIETHYLPERAZINE MALEATE SUPPOSITORIES, UPS (NO S/S DOCUMENT)
GB/T 38212-2019
PROCHLORPERAZINE MALEATE TABLETS, USP (NO S/S DOCUMENT)
GB/T 38212-2019
Workplace atmospheres Determination of total isocyanate groups in air using 1 --(9 anthracenylmethyl)piperazine(MAP) reagent and liquid chromatography
GB/T 38212-2019
Workplace atmostheres-Determination of total isocynate groups in air using 1-(9-anthracenylmethyl)piperazine(MAP) reagent and liquid chromatography
GB/T 38212-2019
Workplace atmospheres — Determination of total isocyanate groups in air using 1-(9-anthracenylmethyl)piperazine (MAP) reagent and liquid chromatography
GB/T 38212-2019
Workplace air quality — Determination of total organic isocyanate groups in air using 1-(2-methoxyphenyl)piperazine and liquid chromatography
GB/T 38212-2019
Workplace atmospheres. Determination of total isocyanate groups in air using 1-(9-anthracenylmethyl)piperazine (MAP) reagent and liquid chromatography
GB/T 38212-2019
Workplace air quality — Determination of total organic isocyanate groups in air using 1-(2-methoxyphenyl)piperazine and liquid chromatography
GB/T 38212-2019
Workplace air quality. Determination of total organic isocyanate groups in air using 1-(2-methoxyphenyl) piperazine and liquid chromatography