艺术
美容与健康
工艺
文化与历史
娱乐
环境
食品与饮料
逆向工程
科学
体育
技术
可穿戴设备
Youblob · CC0
Subcarbonate of Iron: Iron Sulfate and Soda Crystals, USP 1860
Mix a solution of iron sulfate with one of washing soda and a reddish-brown powder settles out: the "precipitated carbonate of iron" of the 1860 US Pharmacopoeia. Washed and dried without heat, it is the starting point for reduced iron.
Source: United States Pharmacopoeia, 4th decennial revision (1860, publ. 1863), Ferri Subcarbonas. The metric figures are our conversions. Picture drawn by Youblob.
初学者
2 days
说明
1
1
Dissolve the two salts
Dissolve the two salts
Dissolve 8 troy ounces (249 g) of iron sulfate in 4 pints (1.9 L) of water. Separately, dissolve 9 troy ounces (280 g) of carbonate of soda crystals in another 4 pints.
此步骤所需材料：
硫酸亚铁249 克
洗涤碱280 克
水3.8 升所需工具：
等臂天平
玻璃器皿
玻璃搅拌棒2
2
Mix and let it settle
Mix and let it settle
Pour the two solutions together, stir, and set it aside until the precipitate has settled.
所需工具：
玻璃器皿玻璃搅拌棒3
3
Wash
Wash
Pour off the clear liquid. Wash the precipitate with water, settling and pouring off each time, until the washings pass nearly tasteless.
此步骤所需材料：
水1 as required所需工具：
玻璃器皿玻璃搅拌棒4
4
Dry without heat
Dry without heat
Dry it on blotting paper without heat. The result is a reddish-brown powder that dissolves in dilute hydrochloric acid with slight effervescence.
所需工具：
白色吸墨纸此蓝图制作
相关蓝图
这些蓝图共享知识——技术、材料或原理
CC0 公共领域
此蓝图以 CC0 协议发布。你可以自由复制、修改、分发和使用此作品，无需征得许可。
通过购买蓝图中的产品支持创客，他们将获得 创客佣金 （由供应商设定），或创建此蓝图的新版本并将其作为连接包含在你自己的蓝图中以分享收入。