This standard specifies the phosphorus molybdenum blue photometric method for the determination of phosphorus. This standard applies to the determination of phosphorus in limestone and dolomite, and also applies to the determination of phosphorus in metallurgical lime. Measuring range: phosphorus content 0.001% ~ 0.20%.
GB/T 3286.6-1998 history
2014GB/T 3286.6-2014 Methods for chemical analysis of limestone and dolomite.Part 6: The determination of phosphorus content.The phosphomolybdate blue spectrophotometric method
1998GB/T 3286.6-1998 Methods for chemical analysis of limestone and dolomite--The determination of phosphorus content