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Standards-Others
Whether you're determining unknown substances or calibrating analytical instruments, you will need certified laboratory standard solutions. Here at Lab Pro, our standards aim to increase lab efficiency and help users achieve more accurate results. Browse through our standards selection ranging from water-soluble ammonium sulfamate to phenacetin powder. If you need laboratory standards in bulk, don't hesitate to reach us at 888-4-LABPRO (888-452-2776). We also offer next-day service in California and same-day service for will-calls.

Copper Standard, 0.5 ppm Cu in 12.5% (v/v) Ethanol - R2279050-500A

$102.88 $97.74

Conductivity Standard, 3000 µS/cm at 25°C (1534 ppm TDS as NaCl) - 2244.50-16

$43.59 $41.41

Copper Standard, 5 ppm Cu in H?O - R2285300-4A

$266.21 $252.90

Density Standard, 1.170 g/mL at 25°C - R2547170-1A

$475.61 $451.83

Conductivity Standard, 10,000 µS/cm (10 mS/cm) at 25°C 5400 ppm TDS as NaCl - 2246-16

$43.25 $41.09

Copper Standard, 1.0 ppm Cu in 12.5% (v/v) Ethanol - R2279100-500A

$104.99 $99.74

Copper AA Standard, 10 ppm Cu in 5% HCl - R2286200-500N

$41.71 $39.62

Conductivity Standard, 10,000 µS/cm (10 mS/cm) at 25°C 5400 ppm TDS as NaCl - 2246-100P

$85.09 $80.84

Copper Standard, 200 ppm Cu - 2295-16

$53.55 $50.87

Copper Standard, 5 ppm Cu in dil. HNO? - 2285-16

$74.56 $70.83

Conductivity Standard, 10,000 µS/cm (10 mS/cm) at 25°C with attached Certificate of Analysis - 2246.10-1

$354.93 $337.18

Copper Standard, 10,000 ppm Cu - 2305-4

$96.62 $91.79

Conductivity Standard, 229 µS/cm at 25°C - R2236330-1A

$140.53 $133.50

Copper Standard, 5 ppm Cu in dil. HNO? - 2285-1

$175.61 $166.83

Density Standard, 1.063 g/mL at 25°C - R2547065-1A

$473.31 $449.64

Copper Standard, 1000 ppm Cu in 0.3 M HNO? - 2302-16

$110.93 $105.38

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