SPARTNA SPR-722 קוילן מאָנאָקסייד גאַז דעטעקטאָר ינסטרוקציע מאַנואַל
SPR-722 Portable Single gas Detector Operation Manual www.spartna.com Brief Introduction SPR-722 portable single gas detector is widely used in the area where explosion-proof is required or toxic gas leaks, like petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution,…