南宫NG·28(中国)相信品牌力量有限公司

CAS Number: 630-08-0 UN Number:1016 Cylinder size: 40L, 47L, 50L Valve type: CGA350, DIN1, QF-30, W22H, BS-4,DISS724 Purity grade: 99.5~99.999%(for UHP CO, aluminium cylinders are preferred)