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- [22] SPECTROSCOPIC DETERMINATION OF BORON IN SMALL AMOUNTS OF MINERALS OR ROCKS INDUSTRIAL LABORATORY, 1979, 45 (02): : 150 - 153
- [23] The the determination of small amounts of manganese and chromium in minerals and rocks ZEITSCHRIFT FUR ANORGANISCHE CHEMIE, 1913, 80 (02): : 171 - 173
- [24] PHOTOCOLORIMETRIC DETERMINATION OF SMALL AMOUNTS OF MAGNESIUM IN PRESENCE OF CALCIUM INDUSTRIAL LABORATORY, 1967, 33 (01): : 33 - &
- [27] THE DETERMINATION OF SMALL AMOUNTS OF CALCIUM AND MAGNESIUM IN METALLIC LEAD INDUSTRIAL LABORATORY, 1959, 25 (07): : 822 - 824
- [29] PHOTOMETRIC DETERMINATION OF SMALL AMOUNTS OF GOLD IN TIN-LEAD SOLDERS METALLURGIA, 1968, 78 (469): : 217 - &
- [30] PHOTOMETRIC DETERMINATION OF SMALL AMOUNTS OF COPPER IN BISMUTH METAL WITH DIETHYLDITHIOCARBAMIC ACID JAPAN ANALYST, 1972, 21 (09): : 1240 - &