Ammonium Phosphate Dibasic Crystal Reagent ACS Polycyclic Aromatic Hydrocarbons (PAHs) 5 ppm POTASSIUM (K) 5

5 ppm POTASSIUM (K) 5 ppm RUBIDIUM (Rb) 5 ppm SODIUM (Na) 10 ppm STRONTIUM (Sr) 1 ppm

00% C16 PALMITIC 7 15

REDDISH- FINE

Test Specification Min Max ASSAY (Mg[@2@]P[@2@]O[@7@]) 96

Ammonium Phosphate Dibasic Crystal Reagent ACS Polycyclic Aromatic Hydrocarbons (PAHs) 5 ppm POTASSIUM (K) 5Test Specification Min Max ASSAY [(NH[@4@])[@2@]HPO[@4@]] 98. 00% pH OF A 5% SOLUTION @ 25[dC 7. 7 8. 1 7. 7 8. 1 INSOLUBLE MATTER 0. 01% AMMONIUM HYDROXIDE Ppt. 0. 01% CHLORIDE (Cl) 0. 00% NITRATE (NO[@3@]) 0. 00% SULFUR COMPOUNDS (as SO[@4@]) 0. 00% SULFATE 0. 01% HEAVY METALS (as Pb) 0. 00% IRON (Fe) 0. 00% POTASSIUM (K) 0. 01% SODIUM (Na) 0. 01%