Sper Scientific Direct

universal ph test strips 0-14

yt series desktop transmittance meter

ozone test kit (0-0.6 & 0.6-3.0ppm)

potassium chloride 4m saturated with agcl

ps2040 spectrocolorimeter

orp standard 240mv

wide range ph test strips 0-12

nitrite high range test kit (0-250 ppm)

turbidity standard 100 ntu

quat test strips 0-1000ppm

quat chek 0-1000ppm high-range sanitizer / disinfectant test kit (4 pack)

tds standard - 150 ppm as 442 standard

orp standard 100mv +/- 5% @ 25ºc

dissolved oxygen test kit (1-12 ppm)

nitrite test strips -2-80ppm

isopropanol alcohol 90% v/v

low range cod vials - us epa accepted

ozone test strips

yh series handheld haze meter

tds standard 1000ppm as 442 standard