| 摘要 |
1420549 Fulminating gold DEMETRON GES FUR ELEKTRONIK-WERKSTOFFE mbH 7 June 1974 [8 June 1973] 25326/74 Heading ClA [Also in Division C7] " Fulminating gold " is made by treating an aqueous HCl solution containing tetrachloroauric acid with ammonia to form a precipitate, which, when dry, explodes on heating. The preferred free HCl concentration is 2-15%.
|
