共 50 条
- [8] A RAPID METHOD FOR DETERMINATION OF ASH IN PENTAERYTHRITOL INDUSTRIAL LABORATORY, 1965, 30 (10): : 1494 - &
- [9] DRY ASH SPECTROPHOTOMETRIC METHOD FOR DETERMINATION OF PHOSPHORUS IN MILK JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS, 1969, 52 (05): : 917 - &