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RICCA Chemical R2238000-1A Conductivity/TDS Standard, 200

RICCA Chemical R2238000-1A Conductivity/TDS Standard, 200 µS/cm, (200 µmho/cm) at 25°C, 1 L Poly Natural/Unit

Cat #: 72-307

(200 µmho/cm) at 25°C

1 L Poly Natural/Unit

Quick View $70.80 $44.80
RICCA Chemical R2238000-4A Conductivity/TDS Standard, 200

RICCA Chemical R2238000-4A Conductivity/TDS Standard, 200 µS/cm, (200 µmho/cm) at 25°C, 4 L Poly Natural/Unit

Cat #: 72-308

(200 µmho/cm) at 25°C

4 L Poly Natural/Unit

Quick View $171.35 $107.90
RICCA Chemical R2238000-500A Conductivity/TDS Standard, 200

RICCA Chemical R2238000-500A Conductivity/TDS Standard, 200 µS/cm, (200 µmho/cm) at 25°C, 500 mL Poly Natural/Unit

Cat #: 72-309

(200 µmho/cm) at 25°C

500 mL Poly Natural/Unit

Quick View $45.40 $28.95
RICCA Chemical R2240450-500A Conductivity Standard, 445

RICCA Chemical R2240450-500A Conductivity Standard, 445 µS/cm, (213 ppm TDS as NaCl), 500 mL Poly Natural/Unit

Cat #: 72-310

(213 ppm TDS as NaCl)

500 mL Poly Natural/Unit

Quick View $46.15 $28.95
RICCA Chemical R2241000-1A Conductivity/TDS Standard, 500

RICCA Chemical R2241000-1A Conductivity/TDS Standard, 500 µS/cm, (500 µmho/cm) at 25°C, 1 L Poly Natural/Unit

Cat #: 72-311

(500 µmho/cm) at 25°C

1 L Poly Natural/Unit

Quick View $69.70 $44.35
RICCA Chemical R2241000-4A Conductivity/TDS Standard, 500

RICCA Chemical R2241000-4A Conductivity/TDS Standard, 500 µS/cm, (500 µmho/cm) at 25°C, 4 L Poly Natural/Unit

Cat #: 72-312

(500 µmho/cm) at 25°C

4 L Poly Natural/Unit

Quick View $170.10 $106.80
RICCA Chemical R2241000-500A Conductivity/TDS Standard, 500

RICCA Chemical R2241000-500A Conductivity/TDS Standard, 500 µS/cm, (500 µmho/cm) at 25°C, 500 mL Poly Natural/Unit

Cat #: 72-313

(500 µmho/cm) at 25°C

500 mL Poly Natural/Unit

Quick View $45.60 $28.70
RICCA Chemical R2243000-1A Conductivity/TDS Standard, 1 mS/cm, (1000

RICCA Chemical R2243000-1A Conductivity/TDS Standard, 1 mS/cm, (1000 µmho/cm) at 25°C, 1 L Poly Natural/Unit

Cat #: 72-314

(1000 µmho/cm) at 25°C

1 L Poly Natural/Unit

Quick View $70.25 $44.05
RICCA Chemical R2243000-4A Conductivity/TDS Standard, 1 mS/cm, (1000

RICCA Chemical R2243000-4A Conductivity/TDS Standard, 1 mS/cm, (1000 µmho/cm) at 25°C, 4 L Poly Natural/Unit

Cat #: 72-315

(1000 µmho/cm) at 25°C

4 L Poly Natural/Unit

Quick View $168.80 $105.55
RICCA Chemical R2243000-500A Conductivity/TDS Standard, 1 mS/cm, (1000

RICCA Chemical R2243000-500A Conductivity/TDS Standard, 1 mS/cm, (1000 µmho/cm) at 25°C, 500 mL Poly Natural/Unit

Cat #: 72-316

(1000 µmho/cm) at 25°C

500 mL Poly Natural/Unit

Quick View $44.95 $28.45
RICCA Chemical R2244000-500A Conductivity/TDS Standard, 2 mS/cm, (2000

RICCA Chemical R2244000-500A Conductivity/TDS Standard, 2 mS/cm, (2000 µmho/cm) at 25°C, 500 mL Poly Natural/Unit

Cat #: 72-317

(2000 µmho/cm) at 25°C

500 mL Poly Natural/Unit

Quick View $45.40 $28.95
RICCA Chemical R2245000-500A Conductivity Standard, 5000

RICCA Chemical R2245000-500A Conductivity Standard, 5000 µS/cm, 2620 ppm TDS as NaCl, 500 mL Poly Natural/Unit

Cat #: 72-318

2620 ppm TDS as NaCl

500 mL Poly Natural/Unit

Quick View $46.30 $29.10