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NFT 20 050:1985現(xiàn)行

Chemical Products For Industrial Use - Determination Of Density Of Liquids - Aerometric Method

出版：Association Francaise de Normalisation

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基本信息
標(biāo)準(zhǔn)編號(hào)： NFT 20 050:1985
標(biāo)準(zhǔn)類別：Standard
出版單位：Association Francaise de Normalisation
標(biāo)準(zhǔn)頁(yè)數(shù)：0
標(biāo)準(zhǔn)簡(jiǎn)介

Gives requirements for three sub-series for petroleum products for densities between 600 kg/m cubed and 1100 kg/m cubed at 15 degrees C, and five series of hydrometers for liquids with densities between 600 kg/m cubed and 2000 kg/m cubed at 20 degrees C. Covers materials, corrections for surface tension, permitted errors, temperatures and meniscus, method for use, guide to purchasers, density of water from 0 degrees C to 40 degrees C and vessels for hydrometer observation.

等同采用的國(guó)際標(biāo)準(zhǔn)

ISO 649-2:1981 - Identical