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品質標準
Quality standard
|
項目 Item |
指標 Specification |
|||
|
無水氯化鈣 Calcium Chloride Anhydrousfor |
二水氯化鈣 Calcium Chloride Dihydrate |
|||
|
I |
II |
I |
II |
|
|
氧化鈣（CaCl）含量w/% Calcium oxide (as CaCl) |
≥94.0 |
≥90.0 |
≥77.0 |
≥74.0 |
|
鹼度（以Ca(OH)2計）w/% Alkalinity(as Ca(OH)2) |
≤0.25 |
≤0.2 |
||
|
總鹼金屬氧化物（NaCl）w/% Total alkali metal oxide (as NaCl) |
<5.0 |
<5.0 |
||
|
水不溶物w/% Water insoluble |
≤0.25 |
≤0.15 |
||
|
鐵（Fe）w/% Ferrum (as Fe) |
≤0.006 |
≤0.006 |
||
|
Ph值 Ph value |
7.5—11.0 |
|||
|
總鎂（MgCl2）w/% Total Magnesium (as MgCl2) |
≤0.5 |
|||
|
硫酸鹽（CaSO4）w/% Sulfate (as CaSO4) |
≤0.05 |
|||
