GB 6857-2008
pH primary reagent - Potassium hydrogen phthalate
GB/T 1291-2008
Chemical reagent - Potassium hydrogen phthalate
GB 1257-2007
Working chemical - Potassium hydrogen phthalate
GB 10730-2008
Primary chemical - Potassium hydrogen phthalate
GB/T 8574-2010
Determination of potassium content for compound fertilizers potassium tetraphenylborate gravimetric method
GB/T 8574-2024
Determination of potassium content for compound fertilizers
NY/T 2540-2014
Fertilizers - Determination of potassium content
NY/T 889-2004
Determination of exchangeable potassium and non-exchangeable potassium content in soil
NY/T 2273-2012
GB/T 5009.195-2003
Determination of chromium picolinate inhealth foods
MT/T 1074-2008
Classification for alkali metal(potassium,sodium)content in coal'
MT/T 1074-2007
SN/T 3809-2014
Determination of potassium content in potassium chloride and potassium sulphate - X-ray fluorescence spectrometry
NY/T 2420-2013
Determination of total potassium in plant-Flame photometry method
NY/T 1977-2010
20068181-T-469
Feed additive----Kaliumdiformiat
YB/T 5041-2012
Molybdenum oxide-Determination of sulfur content-Combustion-potassium iodate volumetric method
GB/T 8574-2002
Determination of potassium content for compound fertilizers—Potassium tetraphenylborate gravimetric method
JC/T 2336-2015
Determination of silicon,potassium,sodium,calcium,magnesium and iron content in carbon fiber
20241643-T-326
Determination of rapidly available potassium and slowly available potassium in soil