Reagents for the photometric determination of sulfate in the range up to 150 mg / L. Turbidimetric method.
All Product
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
All Product
Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
All Product
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
All Product
The HI 761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.
All Product
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
All Product
Range 0.0 - 99.9 ppm NH3-N | Nessler Method | 0.1ppm resolution
All Product
Range 0:00 to 2:50 ppm | ascorbic acid method | Resolution 0.01ppm
081-855-1842
02-541-4199
HI5007 - 7.01 pH@25°C - TQ - 500ml 
HI3864 CTK Phenol 
น้ำยามาตรฐานสอบเทียบ ค่ามาตรฐานความเค็ม 
HI715 Checker HC ® - Ammonia, MR 
