... tester Manual Durable GB/T 8017 ASTM D323 North Dalian BF-20 Reid Vapor Pressure Tester 1. Performance and Characteristics Manual ... ±0.1°C Stir motor power 15W 3. Structural Characteristics BF-20 vapor pressure tester consists of thermal water bath, test ... chamber and vapor chamber), pressure gauge, etc. 4. Applicable Standards BF-20 is suitable to the standard of GB/T 8017 ...