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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
ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-2.5
ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-2.5Size:10 L CubitainerCAS Number:7732-18-5,7447-40-7,14459-95-1,13746-66-2
ORP Standard, +450 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - R5464545-500C
ORP Standard, +450 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - R5464545-500CSize:500 mL Glass amberCAS Number:7732-18-5,7664-93-9,7783-85-9,7783-83-7
ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-16
ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-16Size:500 mL Glass amberCAS Number:7732-18-5,7447-40-7,14459-95-1,13746-66-2
Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-1
Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-1Size:4 L Glass amberCAS Number:7732-18-5,108-95-2
ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-16
ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-16Size:500 mL Glass amberCAS Number:7732-18-5,7783-83-7,7664-93-9,7783-85-9
Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-32
Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-32Size:1 L Glass amberCAS Number:7732-18-5,108-95-2
Phosphate Standard, 0.5 ppm PO4 - R5826050-1A
Phosphate Standard, 0.5 ppm PO4 - R5826050-1ASize:1 L Poly naturalCAS Number:7732-18-5,7778-77-0
ORP Standard, +400 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - R5464540-500C
ORP Standard, +400 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - R5464540-500CSize:500 mL Glass amberCAS Number:7732-18-5,7664-93-9,7783-85-9,7783-83-7
Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-32SC
Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-32SCSize:1 L glass sc ambCAS Number:7732-18-5,108-95-2
ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-2.5
ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-2.5Size:10 L CubitainerCAS Number:7732-18-5,7783-83-7,7664-93-9,7783-85-9
Potassium Bromate RV, EP Primary Standard - 5879.4-500
Potassium Bromate RV, EP Primary Standard - 5879.4-500Size:500 g wide mouthCAS Number:7732-18-5,7758-01-2
ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-4
ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-4Size:120 mL Glass amberCAS Number:7732-18-5,7783-83-7,7664-93-9,7783-85-9
Phosphate Standard, 1 ppm PO?³? - 5826.1-16
Phosphate Standard, 1 ppm PO?³? - 5826.1-16Size:500 mL Poly naturalCAS Number:7732-18-5,7778-77-0
Phenol Standard, 1000 ppm C?H?OH (0.100% (w/w)) - 5740-16
Phenol Standard, 1000 ppm C?H?OH (0.100% (w/w)) - 5740-16Size:500 mL Glass amberCAS Number:7732-18-5,108-95-2
Phosphate Standard, 0.5 ppm PO4 - R5826050-500A
Phosphate Standard, 0.5 ppm PO4 - R5826050-500ASize:500 mL Poly naturalCAS Number:7732-18-5,7778-77-0
Phosphate Standard, 6 ppm PO?³? - R5826600-500A
Phosphate Standard, 6 ppm PO?³? - R5826600-500ASize:500 mL Poly naturalCAS Number:7732-18-5,7778-77-0
