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Information × Registration Number 0306U001947, 0106U001902 , R & D reports Title Development and preparatrion of the state and branch stard samples popup.stage_title Розроблення та виготовлення державних та галузевих стандартних зразків Head Gapotchenko N.P., Registration Date 19-08-2006 Organization Ukrainian State Researsh Institute for Carbochemistry popup.description2 А state standard sample (DSZU) of blast furnace coke was made with the indices: ash ~ 10.0-14.0 %, sulphur - 1.4-1.5 %, phosphorus (0,2-0,3) wt,%. A technical assignment (TZ) was worked out for DSZU a blast furnace coke. Studies were conducted on the determination of homogeneity of the material GSZ of blast furnace coke and the expiry date of GSZ. A branch standard sample (BSS) of coking naphthalene was made according to GOST 16106-82 with indicxes: temperature of crystallization (78.5-78.8) C; weight percentage of total sulphur in the range (0.3-0.5) %. A certificate on the standard sample of naphthalene and instructions for the use of the standard sample were prepared. A state standard sample of ammonium sulfate was made with indicxes subject to certification weight percentage of nitrogen - 21 %; weight percentage of free sulphuric acid - (0.03-0.05) %; weight percentage of water insoluble matter - (0.02-0.05) %. The documentation was compiled for manufactured standard samples. Product Description popup.authors popup.nrat_date 2020-04-02 Close