便携式折射仪系列-盐度仪
RHS系列盐度仪是为测量盐溶液、含盐食品及海水、盐水的浓度而设计的。特有的两条条刻度线能直接读取溶液的比重及浓度（以千分数记）。RHS-10对于农业、食物制作及野外作业具有很大的用处，增加了温度自动补偿系统对野外作业尤其理想。


型号
测量范围
分辨率

备注

RHS-10
Salinity: 0-100‰
Specific gravity:
1.000-1.070
Salinity: 1‰
Specific gravity:
0.001
Salinity: ±1‰
Specific gravity:
±0.001

RHS-10ATC
Salinity: 0-100‰
Specific gravity:
1.000-1.070
Salinity: 1‰
Specific gravity:
0.001
Salinity: ±1‰
Specific gravity:
±0.001
带温度补偿

RHS-28
Salinity: 0-28%
Salinity: 0.2%
Salinity: ±0.2%

RHS-28ATC
Salinity: 0-28%
Salinity: 0.2%
Salinity: ±0.2%
带温度补偿

RHS-10a
Salinity: 0-100‰
Brix: 0-10%
Specific gravity:
1.000-1.070
Salinity: 1‰
Brix: 0.2%
Specific gravity:
0.001
Salinity: ±1‰
Brix: ±0.2%
Specific gravity:
±0.001

RHS-10b
Salinity: 0-100‰
Brix: 0-10%
Specific gravity:
1.000-1.070
Salinity: 1‰
Brix: 0.2%
Specific gravity:
0.002
Salinity: ±1‰
Brix: ±0.2%
Specific gravity:
±0.002

RHS-28a
Salinity: 0-28%
Brix: 0-32%
Salinity: 0.2%
Brix: 0.2%
Salinity: ±0.2%
Brix: ±0.2%