( PPS ) Ryton R-4-232BL (R4-232BL) Black Polyphenylene Sulfide Resins
China (PPS) Ryton R-4-232BL (R4-232BL) Black Polyphenylene Sulfide Resins, Find details about China Ryton R-4-232BL, Ryton R4-232BL from (PPS) Ryton R-4-232BL (R4-232BL) Black Polyphenylene Sulfide Resins