調製 JIS K 8247 に規定する過マンガン酸カリウム 0.32g

調製 JIS K 8247 に規定する過マンガン酸カリウム 0.32g を水に溶解して 1.1l とし，約 1 時間煮沸した後，室温まで冷却して 1∼2 日間暗所に放置し，JIS R 3503 に規定するブフナー漏斗形ガラスろ過器 3G3 を用いてろ過し(37)，褐色瓶に入れて密栓し，冷暗所に保存する。

Results (English) 1:

Prescribed preparation JIS K 8247 to excess manganese acid potassium 0.32 g dissolved in water 1.1 l, boil for about an hour later, cooled to room temperature 1 to furnace using a Buchner funnel-shaped glass filtration equipment 3G3 and left in the dark for two days, prescribed in JIS R 3503 have (37), put it in a Brown bottle and stopper tightly and store in a cool and dry place.

Results (English) 2:

Defining a potassium permanganate 0.32g prescribed in preparing JIS K 8247 and 1.1l dissolved in water, after boiling for about 1 hour, allowed to stand in the dark for 1-2 days then cooled to room temperature, the JIS R 3503 filtered using a Buchner funnel-shaped glass filter 3G3 to (37), was sealed in a brown bottle, store in a cool, dark place.

Results (English) 3:

G of potassium permanganate in JIS K 8247 0.32 preparation and 1.1 dissolved in boiling water ， about 1 hour after cooled to room temperature ， 1 to 2 days left in the dark ， filtration using Buchner funnel shaped glass filter 3 G 3 in JIS R 3503 in brown bottle (37) and store in a cool, ，.