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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.
Chemicals & Reagents
Reference Standards
Conductivity Standard, 80,000 µS/cm (80 mS/cm) at 25°C - 2248.80-32
Conductivity Standard, 80,000 µS/cm (80 mS/cm) at 25°C - 2248.80-32Size:1 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 2250 µS/cm at 25°C - R2244230-1A
Conductivity Standard, 2250 µS/cm at 25°C - R2244230-1ASize:1 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 84 µS/cm at 25°C - 2236.21-16
Conductivity Standard, 84 µS/cm at 25°C - 2236.21-16Size:500 mL Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 60,000 µS/cm (60 mS/cm) at 25°C with attached Certificate of Analysis - 2248.60-16
Conductivity Standard, 60,000 µS/cm (60 mS/cm) at 25°C with attached Certificate of Analysis - 2248.60-16Size:500 mL Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 2000 µS/cm at 25°C (1000 ppm TDS as NaCl) - 2244-5
Conductivity Standard, 2000 µS/cm at 25°C (1000 ppm TDS as NaCl) - 2244-5Size:20 L CubitainerCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 1000 µS/cm at 25°C (495 ppm TDS as NaCl) - 2243-16
Conductivity Standard, 1000 µS/cm at 25°C (495 ppm TDS as NaCl) - 2243-16Size:500 mL Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 2250 µS/cm at 25°C - R2244230-4A
Conductivity Standard, 2250 µS/cm at 25°C - R2244230-4ASize:4 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 180,000 µS/cm (180 mS/cm) at 25°C - 2249.18-16
Conductivity Standard, 180,000 µS/cm (180 mS/cm) at 25°C - 2249.18-16Size:500 mL Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 100,000 µS/cm (100 mS/cm) at 25°C 65,750 ppm TDS as NaCl - 2249-32
$66.85Conductivity Standard, 100,000 µS/cm (100 mS/cm) at 25°C 65,750 ppm TDS as NaCl - 2249-32Size:1 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 70 µS/cm at 25°C (33.0 ppm TDS as NaCl) - 2236.14-32
Conductivity Standard, 70 µS/cm at 25°C (33.0 ppm TDS as NaCl) - 2236.14-32Size:1 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 12,740 µS/cm (12.74 mS/cm) at 25°C Sodium Chloride in Water - R2243127-20F
Conductivity Standard, 12,740 µS/cm (12.74 mS/cm) at 25°C Sodium Chloride in Water - R2243127-20FSize:20 L CubitainerCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 58,650 µS/cm (58.65 mS/cm) at 25°C - 2248.86-32
Conductivity Standard, 58,650 µS/cm (58.65 mS/cm) at 25°C - 2248.86-32Size:1 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 900 µS/cm at 25°C - R2242900-500A
Conductivity Standard, 900 µS/cm at 25°C - R2242900-500ASize:500 mL Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 100,000 µS/cm (100 mS/cm) at 25°C 65,750 ppm TDS as NaCl - 2249-1
Conductivity Standard, 100,000 µS/cm (100 mS/cm) at 25°C 65,750 ppm TDS as NaCl - 2249-1Size:4 L Poly naturalCAS Number:7732-18-5,7647-14-5
Conductivity Standard, 2060 µS/cm at 25°C (1030 ppm TDS as NaCl) - 2244.20-1
Conductivity Standard, 2060 µS/cm at 25°C (1030 ppm TDS as NaCl) - 2244.20-1Size:4 L Poly naturalCAS Number:7732-18-5,7647-14-5
Sodium Chloride Conductivity Standard, 125,000 µS/cm (125 mS/cm) at 25°C - R2249125-500A
Sodium Chloride Conductivity Standard, 125,000 µS/cm (125 mS/cm) at 25°C - R2249125-500ASize:500 mL Poly naturalCAS Number:7732-18-5,7647-14-5
