Home > Term: Cole reagent
Cole reagent
Solution of 10 g stannous chloride, 95 mL water, 5 mL HCl, and 10 g pyrogallol. Viscose silk impregnated with this turns red to violet in solution containing gold.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
ผู้สร้าง
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
