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Thank you for shopping with Coolant Consultants. Due to a family situation we be out of the office from 6/2/23 to 6/12/23. You may still place an order through our website. However, order processing may be delayed during this time. We will resume order processing and shipping promptly when we return on 6/12/23. We appreciate your patience and continued support.

New and Old Style Daylight Plates: Repair/Replacement covers for RHB Series Refractometers.  NOTE:  Low inventory.


Protect your Palm Abbe Digital Refractometer with a Rubber Armor Jacket or with the virtually indestructible Proof Case.  Save $5.00 when you buy both!


Two-point NIST Traceable Certified Calibration on a new refractometer, with Level I documentation