... to the types and grades.5.Usage list of PVCTYPESMajor usageHS-1300It can be used for electric ... , hard plate, monofil, hard board, disk, transparent sheet, welding rod, fiber etc.6.Executive standard: Q/02 ... storage, keep away from sunlight and humidity.8.Data sheetQ/02 HJH 025-2004 ItemsHS-1000HS-1300ABCABCAv ... Whiteness(after 16010min)≥80 75 7080 75 70Conductivity of extracted aqueous solution s/m ≤5×10- ...