| | | | | | | | | | | | | ⒈ | ⒉ | | 100 5 ~10 | | | | | ⒈ | | | | ⒉ | | 10 10 | | | ⒊ | | | ⒋ | 500 ~ 650 | 450 ~ 500 | | | | 0.2 | 0.1 | 66 0.1 | 50 | | 1.5 ~ 2 3 ~ 5 | | | | | | 2 | | 65% ~ 75% | | ⒈ | | | ⒉ | | | | | 0.3% 0.1% ~ 0.15% | | | | | 15 ~ 20 | | | | 20 | | | | | | 20 ~ 30 | | 40 ~ 60 | | | | 50 | | | 3 ~ 4 | | | | | 45 | | | | | | | | | | 5 | | | 4 ~ 6 | 1 ~ 3 | | | | pH 4 ~ 4.5 | | | | pH 5 | | | | | | | | 1/2 | 3/4 | | | |