GB/T 44290-2024
Calculation method of biogenic carbon content in wood and wood-based products
GB/T 5511-2008
Cereals and pulses—Determination of the nitrogen content and calculation of the crude protein content—Kjeldahl method
UNE-EN 14346:2007
Characterization of waste - Calculation of dry matter by determination of dry residue or water content
BS 04/30116805 DC
BS EN 14346. Characterisation of waste. Calculation of dry matter by determination of dry residue and wet content
HG/T 4421-2012
GB/T 5543-2006
Resin finishing agent―Determination total formaldehyde content、free formaldehyde content and methylol formadehyde contend
HG/T 5697-2020
p-Sodium sulphonate benzaldehyde
GB/T 30053-2013
Determination of Benzene, toluene and xylene in crude benzene
GB/T 19941.3-2019
Leather and fur—Determination of formaldehyde content—Part 3: Formaldehyde emissions
WS/T10017-2024
GB 28320-2012
GB/T 34532-2017
Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method
GB/T 32684-2016
Plastic—Phenolic resins—Determination of free formaldehyde content
GB/T 43085-2023
Plastics—Polymer dispersions—Determination of the content of free formaldehyde
GB/T 39689-2020
Surface active agents—Determination of free formaldehyde
GB/T 34448-2017
Tissue paper and disposable products—Determination of formaldehyde
GB/T 14327-2009
Determination of thiophene content in benzene
GB/T 32118-2015
Determination of formaldehyde in toothpaste—High performance liquid chromatography
YB/T 6261-2024
NY/T 1283-2007
Determination of Formaldehyde Content in Lentinula edodes