Sodium Hypochlorite (NaClO)
Sodium Hypochlorite is the primary disinfectant used at the Albany Water Department. It is a clear, light yellow-green liquid with a strong chlorine odor.
Chemical Properties
- Trade Name: Hypo, Bleach
- Strength: Delivered at 15% available chlorine.
- Specific Gravity: ~1.21 (Heavier than water).
- pH: > 12 (Highly Alkaline/Caustic).
Application Points
| Location | Purpose | Dosage Range |
|---|---|---|
| Raw Water | Pre-oxidation & Algae Control | 0.5 - 1.0 mg/L |
| Filtered Water | Primary Disinfection | 1.5 - 2.5 mg/L |
| Reservoirs | Residual Maintenance | As Needed |
!!! danger "Safety Warning" NEVER mix Sodium Hypochlorite with acids (like fluoride or PAC). This reaction releases Chlorine Gas, which can be fatal.