From:powder
Content:90%
item | HT199 | HT299-1 | HT299-2 |
SiO2(dry) | 90%min | 90%min | 90%min |
Ev heat (105C ,2h ) | 4.0%-7.0% | 4.0%-7.0% | 4.0%-8.0% |
lgnition loss(dry, 1000C 2h,) | 3.0%-6.0% | 3.0%-6.0% | 3.0%-6.0% |
PH Value | 6.5-7.5 | 6.0-7.0 | 6.5-7.5 |
BET specific area (m2/g) | 200-260 | 180-210 | 160-180 |
DBP abosorption (cm3/g) | 2.8-3.5 | 2.0-3.0 | 2.0-3.0 |
Total Fe(mg/kg) | 500max | 500max | 500max |
totalCU(mg/kg) | 30max | 30max | 30max |
TOTAL MN(mg/kg) | 50max | 50max | 50max |
MATTER ON SIEVE(45UM)% | 0.50max | 0.50max | 0.50max |