ISO 20843:2011 specifies a test method to determine the pH value of fire-resistant fluids within categories HFAE, HFAS and HFC, as classified in ISO 6743‑4.
| CSA Group | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | ISO 20843:2011 |
| Product Name | Petroleum and related products - Determination of pH of fire-resistant fluids within categories HFAE, HFAS and HFC |