Normy DIN - Německé národní normy - strana 2815

Hand pumps; semirotary pumps; sizes, performance and dimensions.

Norma vydaná dňa 1.6.1987

Testing of paper and board - Determination of the residue on ignition.

Norma vydaná dňa 1.8.2020

Testing of paper, board and pulps - Determination of acid insoluble proportion of ignition residue.

Norma vydaná dňa 1.11.2015

Testing of paper and board - Determination of the surface colony count (OKZs).

Norma vydaná dňa 1.2.2021

Testing of paper and board; determination of the total colony count.

Norma vydaná dňa 1.4.1992

Testing of paper and board - Determination of spores of clostridium.

Norma vydaná dňa 1.11.2015

Solid recovered fuels - Collection of representative analytical samples from heterogeneous materials of low bulk density using the pressing-drill method.

Norma vydaná dňa 1.8.2016

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 1: General information and sample preparation.

Norma vydaná dňa 1.10.2016

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 2: Determination of total boron, soluble boron compounds, HNO3-soluble boron in B4; C, H2O2 soluble and insoluble fractions in amorphous boron and HF/HNO3 insoluble fractions in titanium boride.

Norma vydaná dňa 1.12.2016

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, other metal borides and elemental boron - Part 3: Determination of the non-metallic major and minor constituents total carbon, total oxygen and total nitrogen as well as of free carbon in B4; C and of loss on drying of amorphus boron.

Norma vydaná dňa 1.12.2016