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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 $46.69 $40.02
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 $46.69 $40.02
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 $71.01 $60.86
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 $171.46 $146.96
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 $46.02 $39.44
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 $70.28 $60.24
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 $168.87 $144.74
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 $45.53 $39.02
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 $46.69 $40.02
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 $46.73 $40.06
RICCA Chemical R2246000-1A Conductivity Standard, 10000

RICCA Chemical R2246000-1A Conductivity Standard, 10000 µS/cm, (10 mS/cm) at 25°C, 1 L Poly Natural/Unit

Cat #: 72-319

(10 mS/cm) at 25°C

1 L Poly Natural/Unit

 Quick View $71.48 $61.27
RICCA Chemical R2246000-4A Conductivity Standard, 10000

RICCA Chemical R2246000-4A Conductivity Standard, 10000 µS/cm, (10 mS/cm) at 25°C, 4 L Poly Natural/Unit

Cat #: 72-320

(10 mS/cm) at 25°C

4 L Poly Natural/Unit

 Quick View $173.64 $148.84