| Chemical Product | Volume Applied | Notes / Dilution |
|---|---|---|
|
Sodium Hypochlorite 12.5% (diluted to 1%)
⚠️ See SDS below · OSHA HazCom 2012
|
95.00 gal | Ultra-low concentration for vinyl — prevents chalking and color fade |
|
Simple Cherry Non-ionic Surfactant
⚠️ See SDS below · OSHA HazCom 2012
|
9.00 gal | 0.5 oz/gal; tenant-proximity job — low odor formulation required by PM |
|
White Vinegar pH Adjustment
⚠️ See SDS below · OSHA HazCom 2012
|
12.00 gal | Post-rinse to lower slightly elevated baseline pH from old complex |
| Time | Location | pH Reading | Note |
|---|---|---|---|
| 06:15 | Complex main drain outfall | 7.8 | Baseline — aging complex with alkaline residue in drains |
| 11:00 | Complex main drain outfall | 7.4 | Mid-day reading — 14 buildings complete |
| 15:30 | Complex main drain outfall | 7.0 | Final reading — 31 buildings complete. Within GA EPD standard. |