天气预报 > 其他 > 琥珀手链用什么鉴定真假
琥珀手链用什么鉴定真假
更新时间: 2020-11-30 00:00:00  

其一是测试比重。把琥珀搁在1:4的盐水里,天然琥珀会浮起来,赝品就会下沉。琥珀的密度在1.05-1.10之间,质地很轻。

其二是用针烫。用烧红的针烫琥珀表皮,天然琥珀会发黑,但不粘针,且有松香味道。赝品会粘针还拉丝,甚至有塑料味道。

其三是用乙醚测试。用含有乙醚的指甲油洗甲水,擦拭琥珀表面,天然琥珀没什么反应,而赝品会被腐蚀。

关键词: 琥珀 手链 什么 鉴定 真假

琥珀手链用什么鉴定真假相关经验

天气预报

最新推荐

页面:/news/view-594703/ | 耗时:0.1791 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=594703 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=594703 LIMIT 0,1
select * from tbl_Articles_sphinx where id=594703 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1086232,1061868,980827,1017118,1276163,1127297,1041958,1065533,1084287,1059352,1070967,1077836,1074198,1047083,1065155,1080801,1077904,1081611,1084873,1015145,1081819,1077984,1125955,1082267,1086063,1067715,1081187,1089251,1069271,988780) ORDER BY field (ArticleID,1086232,1061868,980827,1017118,1276163,1127297,1041958,1065533,1084287,1059352,1070967,1077836,1074198,1047083,1065155,1080801,1077904,1081611,1084873,1015145,1081819,1077984,1125955,1082267,1086063,1067715,1081187,1089251,1069271,988780)