Description
Inhibited Propylene Glycol 50/50 with OAT Corrosion Inhibitor is a ready-to-use closed-loop heat-transfer fluid blended at our Taylor, TX facility. The OAT (organic-acid technology) inhibitor package — Dowfrost-equivalent chemistry — is qualified to ASTM D3306 industrial coolant corrosion limits across the standard six-metal coupon stack (copper, brass, solder, steel, cast iron, aluminum).
Applications
- HVAC chillers & hydronic heating loops
- Data center liquid cooling (secondary loop)
- Food & beverage processing chillers (secondary loop, indirect)
- Automated beverage dispensing equipment
- Glycol-charged process cooling
- Freeze / burst protection for outdoor installations
Specifications
- Composition: 50% v/v propylene glycol in deionized water + 1.0–2.5% OAT inhibitor package
- CAS: 57-55-6 (PG), 7732-18-5 (Water), proprietary inhibitor blend
- Specific gravity (20°C): 1.044 – 1.048
- pH (as supplied): 8.5–10.5
- Freeze point: ≤ -34°C (-29°F)
- Burst protection: ≤ -45°C (-49°F)
- Service life: 5+ years closed-loop with annual fluid analysis
Documentation
- Lot-specific Certificate of Analysis (COA) on request
- Branded Technical Data Sheet (TDS) — AC-TDS-PG50-OAT
- Safety Data Sheet (SDS) — AC-PG50-OAT-001
Available sizes: 1 quart through 330-gallon IBC tote. Bulk tanker quoted on request.
Not for: direct food contact, potable water, open recirculation, automotive crankcase, or single-pass cooling.
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