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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
Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-4
Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-4Size:120 mL Poly naturalCAS Number:7732-18-5,7632-00-0,67-66-3
Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-1
Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-1Size:4 L Poly naturalCAS Number:7732-18-5,12125-02-9
Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-8
Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-8Size:250 mL Poly naturalCAS Number:7732-18-5,7632-00-0,67-66-3
Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-16
Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-16Size:500 mL Poly naturalCAS Number:7732-18-5,12125-02-9
Mixed Standard, 500 ppm Alkalinity/125 ppm Chloride, Aqueous - 5175-32
Mixed Standard, 500 ppm Alkalinity/125 ppm Chloride, Aqueous - 5175-32Size:1 L Poly naturalCAS Number:7732-18-5,77-86-1,7647-14-5
Nitrite Standard, 100 ppm NO?? - 5444-8
Nitrite Standard, 100 ppm NO?? - 5444-8Size:250 mL Glass amberCAS Number:7732-18-5,67-66-3,7632-00-0
Ammonia Nitrogen Standard, 2500 ppm N (3040 ppm NH?) - R5455300-500A
Ammonia Nitrogen Standard, 2500 ppm N (3040 ppm NH?) - R5455300-500ASize:500 mL Poly naturalCAS Number:7732-18-5,12125-02-9
Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - R5307900-120A
Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - R5307900-120ASize:120 mL Poly naturalCAS Number:7732-18-5,7757-79-1
Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-16
Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-16Size:500 mL Poly naturalCAS Number:7732-18-5,7632-00-0,67-66-3
Ammonia Nitrogen Standard, 100 ppm N (122 ppm NH?) - 5453-4
Ammonia Nitrogen Standard, 100 ppm N (122 ppm NH?) - 5453-4Size:120 mL Poly naturalCAS Number:7732-18-5,12125-02-9
Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - R5444900-500C
Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - R5444900-500CSize:500 mL Glass amberCAS Number:7732-18-5,7758-09-0
Mixed ICP Standard - 5158-100
Mixed ICP Standard - 5158-100Size:100 mL Poly naturalCAS Number:7732-18-5,7697-37-2,7784-27-2,7789-02-8,19049-40-2,7440-31-5,7664-39-3,1309-64-4,7782-49-2,7440-50-8,7440-48-4,7440-38-2,7440-28-0,7439-98-7,7439-92-1,7439-89-6,7440-02-0,7440-66-6,7440-43-9,7440-22-4
Nitrite Standard, 200 ppm NO?? (60.9 ppm N) - 5444.2-4
Nitrite Standard, 200 ppm NO?? (60.9 ppm N) - 5444.2-4Size:120 mL Glass amberCAS Number:7732-18-5,67-66-3,7632-00-0
Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - 5459-4
Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - 5459-4Size:120 mL Poly naturalCAS Number:7732-18-5,7757-79-1,67-66-3
Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - 5461-16
Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - 5461-16Size:500 mL Poly naturalCAS Number:7732-18-5,7758-09-0,67-66-3
Ammonia Nitrogen Standard, 50 ppm N (60.8 ppm NH?) - 5452-1
Ammonia Nitrogen Standard, 50 ppm N (60.8 ppm NH?) - 5452-1Size:4 L Poly naturalCAS Number:7732-18-5,12125-02-9
