GB/T 34323-2017炭黑水分散体透光率的测定分光光度计法国家标准
英文:Carbon black—Determination of light transmittance of water dispersion—Spectrophotometer method GB/T 34323-2017介绍: 国家标...
英文:Carbon black—Determination of light transmittance of water dispersion—Spectrophotometer method GB/T 34323-2017介绍: 国家标...