GB/T 5195.15-2017 Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—Wavelength dispersive X-ray fluorescence spectrometric method (English Version)
GB/T 16597 Analytical methods of metallurgical products—General rule for X-ray fluorescence spectrometric methods*, 2019-06-04 Update
GB/T 22564 Fluorspar.Sampling and sample preparation
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 5195.15-2017 history
2017GB/T 5195.15-2017 Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—Wavelength dispersive X-ray fluorescence spectrometric method