天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片



JR-8230, 6-Nitro-2H-[1,4]benzoxazin-3(4H)-one, 97%
Details
Catalog ID: JR-8230 Name: 6-Nitro-2H-[1,4]benzoxazin-3(4H)-one
CAS Number: 81721-87-1 Formula: C8H6N2O4
Mol. Weight: 194.15 Purity: 97%
Melting Point: 237 - 239 °C
Pricing
QuantityPrice(USD)
25g185
Quantity
gm