Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are__________________?
(A) 5°C and 1 kgf/cm2
(B) – 20°C and 1 kgf/cm2
(C) 0°C and 1 kgf/cm2
(D) 0°C and 3 kgf/cm2
Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are__________________?
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