HG/T 6286-2024
GB/T 34819-2017
Cosmetic ingredients—Methylisothiazolinone
QB/T 4661-2014
iso-Methylionone
HG/T 4774-2014
HG/T 5707-2020
HG/T 6152-2023
HG/T 5627-2019
GB/T 29666-2013
Cosmetic preservatives - Mixture of methylchloroisothiazolinone and methylisothiazolinone with magnesium chloride and magnesium nitrate
HG/T 3481-2020
HG 2200-1991
ISO 25705:2016
Fertilizers — Determination of urea condensates using high-performance liquid chromatography (HPLC) — Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
GB/T 5009.144-2003
Determination of isofenphos-methylresidues in vegetable foods
HG/T 3481-1999
Chemical reagent 4-Methyl-2-pentanone
GB/T 2441.9-2010
Determination of urea - Part 9: Methylenediurea content - Spectrophotometric method
HG/T 2891-2011
DIN EN 15705
Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
BS EN 15705:2010
Fertilizers. Determination of urea condensates using high-performance liquid chromatography (HPLC). Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
UNE-EN 15705:2010
Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
QB/T 4419-2012
HG/T 5624\uff5e5627-2019