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RICCA Chemical R2237000-500A Conductivity/TDS Standard, 100

RICCA Chemical R2237000-500A Conductivity/TDS Standard, 100 µS/cm, (100 µmho/cm) at 25°C, 500 mL Poly Natural/Unit

Cat #: 72-306

(100 µmho/cm) at 25°C

500 mL Poly Natural/Unit

 Quick View $47.00 $29.80
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 $74.35 $47.05
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 $179.95 $113.35
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 $47.70 $30.45
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 $48.50 $30.45
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 $73.20 $46.60
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 $178.65 $112.20
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 $47.90 $30.15
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 $73.75 $46.25
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 $177.25 $110.85
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 $47.25 $29.95
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 $47.70 $30.45