Cannon Instruments CL680 Viscosity Standard 4 L is a high-precision low temperature calibration fluid designed to verify viscometer accuracy under sub-zero testing conditions. Suitable for laboratories requiring compliance with SAE Specification J300 and various ASTM test methods for lubricant and gear oil analysis.
Product Features
- Specially formulated for accurate viscometer performance verification at low temperatures
- Standard volume: 4 liters (128 oz) ideal for extensive lab use
- Compatible with Cannon’s Thermoelectric Sample Conditioner System (TESC)
- Includes lot-specific viscosity data for quality assurance and traceability
- Supports the following ASTM test methods:
- ASTM D2983 – Low-Temperature Viscosity of Lubricants Measured by Brookfield Viscometer
- ASTM D3829 – Predicting the Borderline Pumping Temperature of Engine Oil
- ASTM D4684 – Determination of Yield Stress and Apparent Viscosity of Engine Oils at Low Temperature
- ASTM D5293 – Apparent Viscosity of Engine Oils and Base Stocks Between –5 °C and –35 °C Using Cold-Cranking Simulator
- ASTM D6821 – Low Temperature Viscosity of Drive Line Lubricants in a Constant Shear Stress Viscometer
- ASTM D6896 – Determination of Yield Stress and Apparent Viscosity of Used Engine Oils at Low Temperature
Benefits
- Ensures precise compliance with SAE J300 and critical ASTM viscosity testing standards
- Ideal for low temperature testing of gear oils (SAE 70W, 75W, 80W, 85W) and automatic transmission fluids (ATF)
- Trusted by laboratories, automotive manufacturers, and lubricant developers worldwide
- Delivers reliable, repeatable calibration results to support quality control
Why Choose Cannon Instruments CL680?
Cannon Instruments is globally recognized for its quality viscosity standards. The CL680 offers exceptional precision for low temperature testing environments. Combined with lot-specific data and TESC system compatibility, it is the preferred standard for accurate viscometer calibration, supporting essential ASTM and SAE test methods.
