
| Product Name | HEPES solution, 1 M, Cell Culture tested, Biotechnology Performance Certified |
| Product Number | H3537 |
| Product Brand | Sigma |
| CAS Number | 7365-45-9 |
| TEST | SPECIFICATION |
| ORIGIN | ANIMAL DERIVED COMPONENT FREE |
| APPEARANCE | CLEAR COLORLESS SOLUTION |
| CONCENTRATION | 0.90-1.10 M |
| PH TEST | CHECK AND RECORD |
| DNASE, RNASE, NICKASE AND PROTEASE | NONE DETECTED |
| ICP-ATOMIC EMISSION | NMT 5 PPM IRON |
| ENDOTOXIN ASSAY | NMT 1.0 EU/ML |
| BIOBURDEN | NMT 16 CFU/ML |
| HEAVY METALS | NMT 5 PPM AS LEAD |
| H3537:09/06-4 | |
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