We supply a full range of high-purity and certified standard substances for scientific research, industrial quality control and routine laboratory analysis. Our product portfolio includes elemental standards, buffer solutions, titration solutions, organic reference materials, VOCs standards, indicators and testing reagents. All standard substances are strictly calibrated, with traceable values, stable batch consistency and complete certification documents. Widely applied in pharmaceutical, food, environmental, water quality, soil, agricultural and biochemical testing fields. We provide reliable reference materials to ensure accurate, repeatable and compliant experimental results for global laboratories and manufacturers.
Standard substance
Showing 1876–1900 of 16835 results
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4-n-Nonylphenol Standard | 95.5% | 100mg | Research & Development Standard Material
Add to cart4-n-nonylphenol standard with concentration 95.5%, volume 100mg (cas: 104-40-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-n-Nonylphenol-D8 Isotopic Solution In Acetonitrile | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-n-nonylphenol-d8 isotopic solution in acetonitrile with concentration 100ug/ml, volume 1.2ml (cas: 2733716-95-3) ideal for chemical titration and analysis ensuring high precision and reliable res…
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4-Nitro-m-Cresol Standard | 99.90% | 250mg | Research & Development Standard Material
Add to cart4-nitro-m-cresol standard with concentration 99.90%, volume 250mg (cas: 2581-34-2) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitro-o-phenylenediamine Standard | ≥98.1% | 250mg | Research & Development Standard Material
Add to cart4-nitro-o-phenylenediamine standard with concentration ≥98.1%, volume 250mg (cas: 99-56-9) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitroaniline Standard | 98.80% | 10mg | Research & Development Standard Material
Add to cart4-nitroaniline standard with concentration 98.80%, volume 10mg (cas: 100-01-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitroanisole Standard | 99.90% | 250mg | Research & Development Standard Material
Add to cart4-nitroanisole standard with concentration 99.90%, volume 250mg (cas: 100-17-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitrobenzenesulfonamide Standard | 99.90% | 100mg | Environmental Monitoring Standard Material
Add to cart4-nitrobenzenesulfonamide standard with concentration 99.90%, volume 100mg (cas: 6325-93-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitroimidazole Standard | 99.90% | 100mg | Research & Development Standard Material
Add to cart4-nitroimidazole standard with concentration 99.90%, volume 100mg (cas: 3034-38-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitrophenol (p-Nitrophenol) In Methanol (Standard Sample) | 84.4ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-nitrophenol (p-nitrophenol) in methanol (standard sample) with concentration 84.4ug/ml, volume 1.2ml (cas: 100-02-7) ideal for chemical titration and analysis ensuring high precision and reliable…
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4-Nitrophenol (p-Nitrophenol) Solution In Methanol | 1000ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cart4-nitrophenol (p-nitrophenol) solution in methanol with concentration 1000ug/ml, volume 2ml (cas: 100-02-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Nitrophenol (p-Nitrophenol) Solution In Methanol | 100ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cart4-nitrophenol (p-nitrophenol) solution in methanol with concentration 100ug/ml, volume 2ml (cas: 100-02-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Nitrophenol Standard | 99.60% | 5g | Research & Development Standard Material
Add to cart4-nitrophenol standard with concentration 99.60%, volume 5g (cas: 100-02-7) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Nitrophenol-D4 Isotope Solution In Acetone | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-nitrophenol-d4 isotope solution in acetone with concentration 1000ug/ml, volume 1.2ml (cas: 93951-79-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Nonylphenol (4-NP) Solution In Methanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-nonylphenol (4-np) solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 104-40-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-nonylphenol-D4 Solution In Acetonitrile | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-nonylphenol-d4 solution in acetonitrile with concentration 100ug/ml, volume 1.2ml (cas: 358730-95-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Nonylphenol-D8 Isotope Solution In Methanol | 1mg/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-nonylphenol-d8 isotope solution in methanol with concentration 1mg/ml, volume 1.2ml (cas: 2733716-95-3) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Octylphenol (4-OP) Solution In Methanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-octylphenol (4-op) solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 1806-26-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Octylphenol Standard | 99.00% | 10mg | Research & Development Standard Material
Add to cart4-octylphenol standard with concentration 99.00%, volume 10mg (cas: 1806-26-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Octylphenol Standard | 99.50% | 250mg | Research & Development Standard Material
Add to cart4-octylphenol standard with concentration 99.50%, volume 250mg (cas: 1806-26-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Octylphenol-D17 Isotope Solution In Acetonitrile | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-octylphenol-d17 isotope solution in acetonitrile with concentration 100ug/ml, volume 1.2ml (cas: 1219794-55-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Oxoisophorone Standard | 99.40% | 100mg | Research & Development Standard Material
Add to cart4-oxoisophorone standard with concentration 99.40%, volume 100mg (cas: 1125-21-9) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Pentenyl Isothiocyanate Standard | 97.80% | 100mg | Research & Development Standard Material
Add to cart4-pentenyl isothiocyanate standard with concentration 97.80%, volume 100mg (cas: 18060-79-2) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Pentenyl Isothiocyanate Standard | 97.80% | 10mg | Research & Development Standard Material
Add to cart4-pentenyl isothiocyanate standard with concentration 97.80%, volume 10mg (cas: 18060-79-2) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Pentylphenol Standard | 99.70% | 100mg | Research & Development Standard Material
Add to cart4-pentylphenol standard with concentration 99.70%, volume 100mg (cas: 14938-35-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Phenyl -1-Cyclohexene Solution In Cyclohexane | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart4-phenyl -1-cyclohexene solution in cyclohexane with concentration 1000ug/ml, volume 1.2ml (cas: 4994-16-5) ideal for chemical titration and analysis ensuring high precision and reliable results
