Customer ordered 10 sets cement specific surface area tester
1.Power supply voltage: 220V±10%
2．Time count range: 0.1second to 999.9 seconds
3．Time count precision: <0.2 second
4．Measurement precision: ≤1‰
5．Temperature range: 8-34℃
6．Ratio surface area number S: 0.1-9999.9cm2/g
7．Use range: use range described in standard GB/T8074-2008
