Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd is a leading manufacturer and exporter of the oil recycling machine and laboratory instrument. We export thousands of products to foreign countries and gain high reputation from our clients. Below are some of our products. 1. Flash Point Tester 2. Viscometer 3. Water content tester 4. Acid and alkali tester 5. Dielectric strength and breakdown voltage tester 6. Pour and cloud point tester 7. Sulphur content tester 8. Resistivity tester 9. Wax content tester 10. Salt content tester 11. Mechanical impurity tester 12. Colour tester 13. Foaming tester 14. Distillation tester