
Disque secchi
20 cm diameter | Black & White quadrants | Calibrated line to 20 m | Marked at 0.5 m & 1 m intervals | Weighted parallel-sinking disk
ERE Inc. propose des instruments d'analyse de la qualité de l'eau pour le terrain et le laboratoire. Notre sélection comprend des compteurs multiparamètres, des pH-mètres, des conductimètres, des oxymètres et des turbidimètres de YSI, Hanna Instruments et d'autres grandes marq...

20 cm diameter | Black & White quadrants | Calibrated line to 20 m | Marked at 0.5 m & 1 m intervals | Weighted parallel-sinking disk

pH Range: 0.00 to 14.00 pH | EC Range: 0.00 to 10.00 mS/cm | Temperature Range: 0.0 to 60.0°C / 32.0 to 140.0°F | pH Resolution: 0.01 pH

pH 0–14 ±0.02 | DO 0–500% sat ±1.5% | EC 0–200 mS/cm ±1% | Turbidity 0–1000 FNU ±2% | IP67 meter / IP68 probe | 44,000-sample logger | Up to 140 h battery

pH -2.000 to 16.000 | EC 0.00–500 mS/cm | DO 0.00–45.00 mg/L | 202×140×12.7 mm, 250 g | Data logging 1,000 records, 8-hr battery

500 mL bottle | 5-year shelf life (unopened) | Application-specific formulas (cosmetic, food, dairy, agriculture, industrial) | Airtight tamper-proof bottle | Lot number and expiration date marked

500 mL per bottle | 5-year shelf life (unopened) | Formulations: General Purpose, Proteins, Inorganic Substances, Oil & Fats | FDA-compliant bottle variants available | Airtight tamper-proof seal with lot number & expiration date

500 mL | pH & ORP electrode storage | Reagent-grade KCl formulation | 5-year shelf life (unopened) | FDA-compliant bottle available (HI80300L)

AMCO-AEPA-1 standard | 30 mL bottle | NIST traceable | Non-toxic polymer bead suspension | Ranges: 0/20 NTU (HI93102) & 0/10/500 FTU (HI93703)

84 / 1413 / 12880 µS/cm | NIST-traceable KCl | ISO 3696/BS3978 | 5-year shelf life (unopened) | 500 mL bottle or 20 mL sachets

500 mL bottles | ORP values: 200/275 mV, 240 mV, 470 mV @ 25°C | Acceptance range ±10–20 mV | Reagent grade chemicals | 5-year shelf life (unopened)

O2 Range: 0.00 to 45.00 mg/L | % Saturation O2 Range: 0.0 to 300.0% | Temperature Range: 0.0 to 50.0°C | O2 Resolution: 0.01 mg/L

Range: 0.00 to 9.99; 10.0 to 99.9 & 100 to 1000 NTU | Range Selection: Automatic | Accuracy : ±2% of reading plus 0.02 NTU | Measuring Mode: Normal, Average, Continuous

Range: 0.00 to 2.50 mg/L (5.00 mg/L) | 100/Box

6 SKUs (0072–0077-SC) | Ranges: 5–150 / 50–1,500 / 500–15,000 mg/L COD | Mercury & mercury-free options | 25 vials/pack, 16 mm optical-quality | Digest 150°C ±2°C up to 2 hrs | EPA-approved method (mercury variants)

30–200°C range | 12 × 16 mm vials | ±0.1°C stability at 100°C | Timer 0–999 min | CE certified | 310 × 250 × 80 mm, 3.6 kg

pH Range: 0.00 to 14.00 pH | EC Range: 0 to 3999 μS/cm | TDS Range: 0 to 2000 ppm (mg/L) | Temperature Range: 0.0 to 60.0°C (32.0 to 140.0°F)

DO: 0–200.0% sat / 0–20.00 ppm (mg/L) | Temp: 0–50°C | Accuracy: ±2% FS (DO), ±1°C (temp) | IP67 waterproof | Altitude comp: 0–20,000 ft | Salinity comp: 0–50 ppt

0–9.99 ppm Total Chlorine | ±10% reading accuracy (0.5–5 ppm) | 0.01 ppm resolution | 15-reading memory | 0–50°C operating range

EC Range: 0 to 3999 µS/cm | TDS Range: 0 to 2000 ppm | Temperature Range: 0.0 to 60.0°C / 32.0 to 140.0°F | EC Resolution: 1 µS/cm

ORP Range: ± 1000 mV | Temperature Range: -5.0 to 60.0°C / 23.0 to 140.0°F | ORP Resolution: 1 mV | Temperature Resolution: 0.1°C / 0.1°F

pH Range: : -2.0 to 16.0 pH | Temperature Range : -5.0 to 60.0°C / 23.0 to 140.0°F | pH Resolution : 0.1 pH | Temperature Resolution : 0.1°C / 0.1°F

pH Range: -2.00 to 16.00 pH; -2.0 to 16.0 pH | pH Resolution: 0.01 pH; 0.1 pH | pH Accuracy: ±0.02 pH; ±0.1 pH | mV Range: ±825 mV (pH‐mV)