KS M ISO 1690-2017(2022)
Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
KS M ISO 1690-2017
Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
KS I ISO 10530-2007(2017)
Water quality-Determination of dissolved sulfide-Photometric method using methylene blue
ISO 10530:1992
Water quality — Determination of dissolved sulfide — Photometric method using methylene blue
DIN 38405-21
German standard methods for the examination of water, waste water and sludge; anions (group D); determination of dissolved silicate by spectrometry (D 21)
QPL QPL-81087-7
QUALIFIED PROD LIST PROD QUALIFIED UNDER MIL SPEC MIL-S-81087 SILICONE FLUID CHLORINATED PHYNYL METHYL POLYSILO NATE CODE NO. H-536 (SUPERSEDING QPL-81087-6) (NO S/S DOCUMENT)
API Publ 4601
Transport and Fate of Dissolved Methanol, MTBE and Monaromatic Hydrocarbons in a Shallow Sand Aquifer
KS L ISO 21587-1-2012(2022)
Chemical analysis of aluminosilicate refractory products(alternative to the X-ray fluorescence method)-Part 1:Apparatus, reagents, dissolution and determination of gravimetric silica
GB/T 37418-2019
Lutetium oxyorthosilicate, lutetium-yttrium oxyorthosilicate scintillation single crystals
EN ISO 21587-1:2007
GB/T 200-2017
Moderate-heat portland cement, low-heat portland cement
UNE-EN ISO 21587-1:2008
Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and gravimetric silica (ISO 21587-1:2007)
CEN/TS 17403:2021
YS/T 1242-2018
Lithium metasilicate
HG/T 4513-2024
HG/T 4131-2024
HG/T 2832-2020
DIN CEN/TS 17403
Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7.5 at 100 ¿C; German version CEN/TS
BS PD CEN/TS 17403:2021
Fertilizers. Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C
DIN EN ISO 21587-1
Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and gravimetric silica (ISO 21587-1:2007)