Water Quality
Showing 49–72 of 94 results
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Portable pH Meters
VIKING-PH310F Portable pH/Temp (mV) with 3 in 1 Electrode
COLO.Science · Portable pH / mV Meter
VIKING-PH310F is a professional portable pH / mV meter with temperature measurement, 3.5″ backlit LCD, ±0.01 pH accuracy, GLP functions and IP65 protection.
pH / mV · ±0.01 pH · 5-point calibration · SKU PRO3567
SKU: PRO3567 -
Portable pH Meters
VIKING-PH210 portable pH meter
COLO.Science · Portable pH / mV Meter
VIKING-PH210 is a practical portable pH / mV meter with temperature measurement, 3.5″ backlit LCD, ±0.01 pH accuracy, NIST calibration, 200-result memory and IP65 protection.
pH / mV · ±0.01 pH · NIST calibration · IP65
SKU: PRO6078 -
Portable pH Meters
VIKING-PH110 Portable pH (mV) Meter MTC
COLO.Science · Portable pH / mV Meter
VIKING-PH110 is a compact portable pH / mV meter with 3.5″ backlit LCD, ±0.03 pH accuracy, NIST calibration, MTC, rechargeable Li battery and IP65 protection.
pH / mV · ±0.03 pH · NIST calibration · IP65
SKU: PRO4221 -
Laboratory and Portable Turbidity Meters
VIKING256 Laboratory Turbidity Meter 0,01NTU
COLO.Science · Laboratory Turbidity Meter
VIKING256 is a benchtop laboratory turbidity meter for wide-range NTU / FNU / EBC measurement up to 1000 NTU, with 850 nm LED optics and GLP data storage.
0–1000 NTU · 0.01 NTU readout · 850 nm LED · 90° detection · USB/RS-232 · SKU PRO3321
SKU: PRO3321 -
Laboratory and Portable Turbidity Meters
VIKING257 Laboratory High Precision Turbidity Meter
COLO.Science · Benchtop Turbidity Meter
VIKING257 is a benchtop turbidity meter for 0–1000 NTU water-quality analysis with ISO 7027 850 nm optics, 90° detection, multi-point calibration and USB / RS-232.
0–1000 NTU · 0.001 / 0.01 / 0.1 NTU · ±1% + 0.01 NTU · ISO 7027 · USB/RS-232
SKU: PRO5782 -
Laboratory and Portable Turbidity Meters
VIKING255 Laboratory High Precision Turbidity Meter 0,001NTU
Laboratory and Portable Turbidity MetersVIKING255 Laboratory High Precision Turbidity Meter 0,001NTU
COLO.Science · Laboratory Turbidity Meter
VIKING250 Series is a benchtop laboratory turbidity meter family for NTU / FNU / EBC measurement with 850 nm LED optics, 90° nephelometric detection and GLP data storage.
0–100 / 0–1000 NTU · 0.001 NTU resolution · 1–6 point calibration · 850 nm LED · USB/RS-232 · SKU PRO5781
SKU: PRO5781 -
Water quality accessories
3 in 1 pH composite electrode Ag/AgCl (BNCQ9 & 4-pin aviation) 0-14pH
COLO.Science · 3 in 1 pH Composite Electrode
PRO4153 is a 3 in 1 pH composite electrode with Ag/AgCl reference, integrated temperature probe, 0–14 pH range and BNC(Q9) + 4-pin aviation connection.
pH 0–14 · Ag/AgCl · 3 M KCl · Polycarbonate · 5–60°C · BNC(Q9) + 4-pin · SKU PRO4153
SKU: PRO4153 -
Water quality accessories
pH composite electrode Ag/AgCl Φ12×120 mm BNC(Q9)
COLO.Science · pH Composite Electrode
PRO6140 is a pH composite electrode with Ag/AgCl reference, glass body, single ceramic junction, 0–14 pH range and BNC(Q9) connection.
pH 0–14 · Ag/AgCl · 3 M KCl · Glass · 5–60°C · BNC(Q9) · SKU PRO6140
SKU: PRO6140 -
Water quality accessories
pH Composite Electrode High Temperature Resistance –5 to 110 °C
COLO.Science · High Temp Resistance Electrode
PRO6149 is a high temp resistance electrode for pH 0–14 measurement, with glass body, ceramic junction, Longlife reference, 3 M KCl and S7 connector.
pH 0–14 · –5 to 110 °C · Glass body · Ceramic junction · 3 M KCl · S7 · SKU PRO6149
SKU: PRO6149 -
Water quality accessories
Standard Polycarbonate pH Composite Electrode Ag/AgCl Φ12×120 mm
COLO.Science · pH Composite Electrode
PRO6134 is a pH composite electrode with Ag/AgCl reference, 0–14 pH range, 3 M KCl fill solution, polycarbonate body and BNC(Q9) connector.
pH 0–14 · Ag/AgCl · 3 M KCl · Polycarbonate · 5–60°C · BNC(Q9) · SKU PRO6134
SKU: PRO6134 -
Water quality accessories
pH composite electrode (Low maintenance) Premium unfilable BNC(Q9)
COLO.Science · Low Maintenance pH Composite Electrode
PRO6142 is a low maintenance pH composite electrode with premium unfillable design, open junction, Longlife reference, 0–14 pH range and BNC(Q9) connector.
pH 0–14 · Unfillable · Open Junction · Longlife Ref. · Polycarbonate · 0–80°C · BNC(Q9) · SKU PRO6142
SKU: PRO6142 -
Water quality accessories
Unfillable Polycarbonate pH composite electrode Ag/AgCl Φ12×120 mm BNC(Q9)
COLO.Science · Unfillable Polycarbonate pH Composite Electrode
PRO6136 is an unfillable polycarbonate pH composite electrode with Ag/AgCl reference, single POM junction, 0–14 pH range, 5–60 °C operation and BNC(Q9) connector.
pH 0–14 · Ag/AgCl · Unfillable · Polycarbonate · Single POM · 5–60°C · BNC(Q9) · SKU PRO6136
SKU: PRO6136 -
Water quality accessories
Cleanable pH composite electrode
COLO.Science · Cleanable pH Composite Electrode
PRO6041 is a cleanable pH composite electrode with movable plastic grinding mouth, 3 M KCl fill solution, Longlife reference and BNC(Q9) connector.
pH 0–14 · 3 M KCl · Polypropylene · Longlife Ref. · 0–80°C · BNC(Q9) · SKU PRO6041
SKU: PRO6041 -
Water quality accessories
pH composite electrode (Low conductivity) for ultra-pure water
COLO.Science · Electrode for Ultra Pure Water
PRO6143 is a pH composite electrode for ultra-pure water and low-conductivity samples with Longlife reference, porous PTFE junction, epoxy body and S7 connector.
pH 0–11 · Low conductivity · Longlife Ref. · Porous PTFE · Epoxy · 0–80°C · S7 · SKU PRO6143
SKU: PRO6143 -
Water quality accessories
Ultra-Pure Premium Glass pH Electrode for Low-Conductivity Water / Tris
COLO.Science · Ultra-Pure Water Electrode
PRO5981 is a premium glass ultra-pure water electrode for low-conductivity water and Tris buffers, with Longlife Reference, 3 M KCl and S7 connector.
pH 0–11 · Glass · Longlife Ref. · 3 M KCl · 0–80°C · S7 · SKU PRO5981
SKU: PRO5981 -
Water quality accessories
Long pH composite electrode (260 mm, 12 mm dia) with glass body
COLO.Science · Long pH Electrode
PRO6147 long pH composite electrode with glass body, ceramic junction, Longlife reference and S7 connector.
pH 0–14 · Φ12×260 mm · Glass · Ceramic · 0–80°C · S7 · SKU PRO6147
SKU: PRO6147



















