在线永久免费观看网-波多野结衣亚洲一区二区三区-三级黄色片在线观看-国产成人久久一区二区三区|www.houjige.com

  熱線電話:021-54370211?    

phenyl hydrazine

Danger mark Xn, N
Danger category 22-36/37/38-33-50/53
The safety instructions are 26-36/37-60-61
Dangerous goods transport no. 3077 9 / PG 3
WGK Germany 3
1-10 F
HazardClass IRRITANT

@ 2016 ShangHaiYaYu Biomedical co.,ltd TEL:021-54370211、54370255、54370355 FAX:021-54370255