RA-620 Refractometer

The automated RA-620 measures the critical angle of optical refraction. It provides a temperature resolution to 0.01 °C, as well as a 5 decimal refractive index resolution and a measuring range from 1.32000 ~ 1.58000 nD.

Meets ASTM D1218, ASTM D1569, ASTM D1807, ASTM D1992, ASTM D2140, ASTM D4056, ASTM D4095, ICUMSA GS 4/3-13 and SPS-3, OIML R124 and ISO 1743 requirements.

Applications include beverages, foods, petroleum, pharmaceutical, alcoholic beverages, and more.