 |
|
| Formalin | 10 | ml |
| Sodium Carbonate (monohydrate*) | 6 | g |
| Water to make | 1000 | ml |
| Mixing Instructions: Add chemicals in specified sequence. |
| Dilution: Use undiluted. |
| Usage: Ideal for hardening soft emulsions prior to reduction or intensification. Immerse negative for 3 mins, then rinse and immediately re-fix the negative for 5 mins in fresh fixer. Wash thoroughly prior to use of reducer or intensifier. |
Notes Formalin is a 40% formaldehyde solution. <br><br>*multiply amount by 0.833 if using Sodium Carbonate in anhydrous form. |
