Pay in 4 interest-free payments of $23.86 Learn more
Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Measures electro magnetic fields of extremely low frequency (ELF) from electrical power lines and transmission equipment
economical thermometer for testing produce pulp temperatures
8°F (1°C)
170 to 1860 0
Sugar/Brix Refractometer 28-62% 93970-K Measures electro magnetic fields ofUse this refractometer to test solutions with a higher sugar content, such as fruit juice concentrates, canned fruits containing added sugar, or ketchup as well as for egg yolk. Place a drop or two of a sample on the prism and read the results. Sper Scientific portable refractometers work in ambient light with no battery or other power source necessary. A refractometer measures the extent to which light is bent (refracted) through a liquid sample.
US$ 189.54
US$ 28.95
US$ 117.62
US$ 32.00
US$ 14.05
US$ 30.00
US$ 25.95
US$ 180.95
US$ 113.47
US$ 49.10
US$ 37.76