Murabhoritari
Wechitatu-bato kuyedza uye certification agency
Qingdao Orida Testing Technology Co., Ltd yakavambwa muna 2015 muQingdao Shandong China.Kuve nyanzvi yechitatu-bato rekuongorora uye certificate sangano, Orida anga achitarisa hydrocarbon resin uye thermoplastic elastomer SIS indasitiri uye inowana CMA neCNAS zvitupa muna 2018. Orida inopa bvunzo dzemuviri nemakemikari kune hydrocarbon resins uye SIS, kudzidziswa kwehunyanzvi kune zvigadzirwa certification, Chikamu chekuongorora chezvigadzirwa zvekunamatira, nezvimwe.
SIS Test Standard
| Items | Polystyrene Content | Melt Flow Rate | Color | Tensile Strengh | Elongation paBreak | Solution Viscosity | Volatile Matter | Ash | Kuoma |
| Standard | ASTM D5296 | ASTM D1238 | ASTM D1925 | ASTM D412 | ASTM D412 | ASTM D2196 | ASTM D5668 | ASTM D5667 | ASTM D2240 |
Chitupa
