Why Ethylene Glycol 30/70
Ethylene Glycol 30/70 Laboratory Grade delivers a pre-mixed, 30% concentration solution designed to provide reliable heat transfer and baseline freeze protection for industrial environments. Because this formulation is entirely uninhibited, it lacks the anti-corrosion additives found in specific industrial coolants, making it the exact fluid needed when facility engineers must blend custom inhibitor packages tailored to specific system metallurgies. Selecting a 30% concentration offers a moderate freeze protection curve ideally suited for milder climates or indoor operational loops, maintaining lower fluid viscosity and reducing mechanical strain on pumps compared to higher density blends.
Best Applications for This Grade
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Industrial Cooling Systems: Commonly applied in closed-loop thermal infrastructure located in temperate environments, where the 30% concentration maintains optimal flow dynamics and adequate freeze protection without the drag of thicker solutions.
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Custom Additive Blending: Utilized as a pure, uninhibited chemical baseline, allowing technical operators to introduce specialized corrosion inhibitors directly matched to the distinct metals present in their heat exchange equipment.
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Research and Laboratory Operations: Commonly applied in controlled laboratory environments that require a colorless to pale yellow translucent liquid at an exact 30% dilution for reproducible thermal testing and material compatibility studies.
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HVAC Infrastructure: Integrated into commercial heating and cooling setups that do not face severe sub-zero temperatures, providing necessary thermal stability and complete water miscibility while preventing system blockages.
When to Choose a Different Grade
- If your facility operates in harsher climates requiring a more robust freeze protection curve against extreme sub-zero temperatures, choose Ethylene Glycol 50/50 or Ethylene Glycol 60/40.
- If your closed-loop cooling system requires built-in protection against metal degradation rather than an uninhibited base fluid, select 100% Ethylene Glycol Inhibited to dilute on-site.
- If your analytical testing demands certified purity limits and trace impurity documentation for rigorous scientific procedures, upgrade to Ethylene Glycol ACS Grade.
- If your manufacturing process requires both certified analytical purity and internal metal protection, select Ethylene Glycol Inhibited ACS Grade.
- If you are fabricating microelectronics and require ultra-high purity materials free from particulate contamination, transition to Ethylene Glycol Semiconductor Grade.
| Molecular Weight |
62.07 |
| Formula |
C2H6O2 |
| Assay |
30-32% |
| Grade |
Technical Grade |
| Flash Point |
111°C (231.8°F) |
| Form |
liquid |
| Solubility |
Miscible with water |
| Appearance |
Clear, colorless liquid |
| Melting Point |
-12.9 |
| Boiling Point |
197 |
| Specific Gravity |
1.115 |
| Industry |
Industrial, Automotive, Chemical Processing, Pharmaceutical, Manufacturing |