| Exceeds A.C.S. Specifications |
| Meets Reagent Specifications for testing USP/NF monographs |
| Assay (C5H5N) (by GC, corrected for water) min. 99.0 % |
| Color (APHA) max. 20 |
| Solubility in H2O Passes Test |
| Residue after Evaporation max. 0.002 % |
| Water (by KF, volumetric) max. 0.1 % |
| Sulfate (SO4) max. 0.001 % |
| Ammonia (as NH3) max. 0.002 % |
| Reducing Substances Passes Test |
| Trace Impurities (in ppm): |
| Chloride (Cl) max. 5 |
| Copper (Cu) max. 5 |
| |
| Product Information (not specifications): |
| Boiling Point (typical) 115.3 C. |
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