笔式ph计，酸度计，ph计，ph测试仪，ph监测仪，ph检测仪，ph测试笔
笔式ph计系列 产品详情
　model
ph-107
ph-107a
　ph-108
　ph-108a
range
0.0～14.0ph
resolution
0.1 ph
accuracy
±0.2ph ±0.1ph(at 20℃)
±0.1 ph
calibration
1point
a t c
0 to 60℃
power
3×1.5v （lr44）
4×1.5v（lr44）
auto shut-off
approx.8 minutes
approx.8 minutes
dimensions
152×29×15mm
weight
50g
model
　ph-98107
ph-98108
range
0.00～14.00ph
resolution
0.01 ph
accuracy
±0.1ph
±0.05ph
calibration
2 point
a t c
0 to 60℃
power
4×1.5v （lr44）
dimensions
175×41×23mm
weight
90g