Home / Standards / GB/T 1871.5-1995 GB/T 1871.5-1995 Abolished Phosphaterock and concentrate--Determination of magnesium oxide content--Flame atomic absorption spectrometric and volumetric methods 磷矿石和磷精矿中氧化镁含量的测定 火焰原子吸收光谱法和容量法 Standard Type GBT ICS 73.080 CCS D51 Status 废止 Issue Date 1995-12-20 Implementation 1996-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A