| ≥1 piece |
HI SIR
|
ITEM |
|
ANALYSIS INDEX(%) |
|
SiO2 |
≥ |
55.0% |
|
PH |
≥ |
11-12 |
|
ITEM |
|
ANALYSIS INDEX(%) |
|
SiO2 |
≥ |
29.0% |
|
PH |
≥ |
11-12 |
|
Specific Gravity (25°C) |
|
1.50-1.56 |