亚洲无码在线观看自拍偷拍_国产精品V一区二区三区_亚洲丰满熟妇熟女乱XX_成人免费亚洲av观看_亚洲一本色道中文精品av_美国一级黄色录像_日韩在线一区二区中文字幕av_国产色情网站婷婷夜色_午夜少妇成人在线

Characteristics: White or almost white crystalline powder
Purity: ≥99%
Melting Point: ≥240℃
Loss on drying: ≤0.5%
Package: 25kg drum
Use: Steroid hormone intermediate, and progestational hormones