DB23/T 2963-2021
DB61/T 235-2005
GB/T 39527-2020
Determination of calcium, aluminium and silicon in the solid surface materials—Method of chemical analysis
\u0413\u041e\u0421\u0422 33268-2015
Food additives. Calcium benzoate E213. Specifications
HS/T 51-2016
GB/T 5551-2010
Surface active agents - Determination for total calcium ion and magnesium ion contents in dispersing agents
JC/T 2336-2015
Determination of silicon,potassium,sodium,calcium,magnesium and iron content in carbon fiber
SH/T 0297-1992
DB43/T 1652-2019
DB65/T 602.8-2001
BS EN 15909:2010
Fertilizers. Determination of calcium and formate in calcium foliar fertilizers
GB/T 42511-2023
Hardmetals—Determination of calcium,copper,iron,potassium,magnesium,manganese,sodium,nickel and zinc in cobalt metal powders—Flame atomic absorption spectrometric method
DB34/T 3082-2018
SN/T 1830-2006
Determination of calcium,iron,nickel,sodium in petroleum coke-Atomic absorption spectrometry(AAS)
DB63/T 1421-2015
QB/T 5347-2018
GB/T 34099-2017
Determination of aluminium, silicon, vanadium, nickel, iron, sodium, calcium, zinc and phosphorus in residual fuel oil—Inductively coupled plasma emission spectrometry method
HG/T 2220-1991
NB/T 11260-2023
Determination of silicon,aluminum,iron,calcium,magnesium,sodium,potassium,phosphorus,titanium and manganese in coal gangue—X-ray fluorescence spectrometric method
DB23/T 1906-2017