CoastalGuard® 768 Cooling System Inhibitor

Product Information

CoastalGuard® 768 is a formulated supplemental coolant additive inhibitor concentrate designed toincrease the pH and reserve alkalinity (RA) of the antifreeze/coolant solution. Maintaining a pH in theoperating system in the range of 8.0 to 9.5 is important in optimizing the inhibitor performance andpreventing corrosion. The RA is an indication of the buffering capacity of the coolant and should bein a range of >8.0 in order to maintain a good buffering capacity.

Typical Physical Properties

Form	Yellow/Green Liquid, Bland Odor
Density @ 60º F	9.4 lb/gal (typical)
Flash Point	>200º F
Pour Point	20º F
pH	13

Application

CoastalGuard® 768 should be added to either ethylene glycol or propylene glycol based coolants at a rate of up to 3% by volume, (3 gallons per 100 gallons). The amount necessary will vary with specific condition encountered. Routine monitoring of coolant condition will provide application guidelines to ensure optimum levels. The product blends readily with field strength coolants with minimum agitation.

Handling Precautions

CoastalGuard® 768 is an industrial chemical and should be handled as such. Users should thoroughly review the Material Safety Data Sheets (MSDS) for this product prior to use.

The data presented in this bulletin are typical only and not specifications. The information and suggested uses are based on evaluations believed reliable. No guarantee or warranties are expressed or implied, however, including the implied warranty of merchantability and fitness for particular purpose. Coastal Chemical Co., LLC disclaims any liability in the use of these data, including possible infringement of patent.

For additional product information, please contact:

Coastal Chemical Co.
Houston Sales & Marketing Office
Tel: 713-865-8787

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