ASTM Soil Hydrometer

ไฮรโดรมิเตอร์ ASTM Hydrometer

- ASTM Hydrometer 151 H is graduated to read specific gravity, with a range of 0.995- 1.038

- ASTM Hydrometer 152 H measures in grams per liter (g/L) of suspension and has a range of -5 - +60 g/L