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Solid biofuels. Determination of the water soluble chloride, sodium and potassium content
Document status: Active
Quartz sand, ground sandstone, quartzite and veiny quartz for glass industry. Methods for determination of ferric oxide
Document status: Replaced by GOST 22552.2-2019
Goods of household chemistry. Method for determination of efficiency of rust removal from solid surface
Document status: Active
Reagents. Disodium hydrogen phosphate dodecahydrate. Specification
Document status: Active
Automobile roads of general use. Classification of tunnels
Document status: Active