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 1726–1750 of 16835 results
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4-(Aminomethyl) Cyclohexanecarboxylic Acid (cis-trans Mixture) Standard | 99.8% | 10mg | Environmental Monitoring Standard Material
Add to cart4-(aminomethyl) cyclohexanecarboxylic acid (cis-trans mixture) standard with concentration 99.8%, volume 10mg (cas: 701-54-2) ideal for chemical titration and analysis ensuring high precision and r…
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4-(Methylmethylamino) Pyridine-3-sulfonamide Standard | 99.7% | 100mg | Research & Development Standard Material
Add to cart4-(methylmethylamino) pyridine-3-sulfonamide standard with concentration 99.7%, volume 100mg (cas: 72811-73-5) suitable for laboratory analytical applications ensuring high precision and reliable r…
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4-(N,N-Diethyl)-2-Methylphenylenediamine Hydrochloride Standard | 99.9% | 100mg | Environmental Monitoring Standard Material
Add to cart4-(n,n-diethyl)-2-methylphenylenediamine hydrochloride standard with concentration 99.9%, volume 100mg (cas: 2051-79-8) ideal for chemical titration and analysis ensuring high precision and reliabl…
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4-(N,N-Diethyl)-2-Methylphenylenediamine Hydrochloride Standard | 99.9% | 10mg | Environmental Monitoring Standard Material
Add to cart4-(n,n-diethyl)-2-methylphenylenediamine hydrochloride standard with concentration 99.9%, volume 10mg (cas: 2051-79-8) ideal for chemical titration and analysis ensuring high precision and reliable…
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4-(Trifluoromethyl) Phenol Standard | 99.9% | 10mg | Research & Development Standard Material
Add to cart4-(trifluoromethyl) phenol standard with concentration 99.9%, volume 10mg (cas: 402-45-9) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-[2-(2-Amino -4, 7-dihydro-4-oxo-3H-pyrrolo [2,3-d] Pyrimidin-5-yl) Ethanyl] Benzoic Acid Standard | 99.9% | 250mg | Environmental Monitoring Standard Material
Add to cart4-[2-(2-amino -4, 7-dihydro-4-oxo-3h-pyrrolo [2,3-d] pyrimidin-5-yl) ethanyl] benzoic acid standard with concentration 99.9%, volume 250mg (cas: 137281-39-1) ideal for chemical titration and analys…
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4-Acetylaminobenzoic Acid Standard | 99.20% | 100mg | Environmental Monitoring Standard Material
Add to cart4-acetylaminobenzoic acid standard with concentration 99.20%, volume 100mg (cas: 556-08-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-Acetylaminobenzoic Acid Standard | 99.20% | 10mg | Environmental Monitoring Standard Material
Add to cart4-acetylaminobenzoic acid standard with concentration 99.20%, volume 10mg (cas: 556-08-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-alpha-Cinnamon Phenol Standard | 99.80% | 100mg | Research & Development Standard Material
Add to cart4-alpha-cinnamon phenol standard with concentration 99.80%, volume 100mg (cas: 599-64-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-amino -2-methyl Quinoline Standard | 99.90% | 100mg | Research & Development Standard Material
Add to cart4-amino -2-methyl quinoline standard with concentration 99.90%, volume 100mg (cas: 6628-04-2) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Amino -2, 6-dichlorophenol Standard | 99.70% | 100mg | Research & Development Standard Material
Add to cart4-amino -2, 6-dichlorophenol standard with concentration 99.70%, volume 100mg (cas: 5930-28-9) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-amino -3-fluorophenol Standard | 99.10% | 100mg | Research & Development Standard Material
Add to cart4-amino -3-fluorophenol standard with concentration 99.10%, volume 100mg (cas: 399-95-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-amino -3-fluorophenol Standard | 99.10% | 10mg | Research & Development Standard Material
Add to cart4-amino -3-fluorophenol standard with concentration 99.10%, volume 10mg (cas: 399-95-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-amino -3-hydroxy -1-naphthalenesulfonic Acid Standard | 97.20% | 100mg | Environmental Monitoring Standard Material
Add to cart4-amino -3-hydroxy -1-naphthalenesulfonic acid standard with concentration 97.20%, volume 100mg (cas: 116-63-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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4-amino -3-methyl Phenol Standard | 98.50% | 10mg | Research & Development Standard Material
Add to cart4-amino -3-methyl phenol standard with concentration 98.50%, volume 10mg (cas: 2835-99-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Amino -3-Nitrophenol Standard | 98.50% | 100mg | Research & Development Standard Material
Add to cart4-amino -3-nitrophenol standard with concentration 98.50%, volume 100mg (cas: 610-81-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Amino -3-Nitrophenol Standard | 98.8% | 100mg | Research & Development Standard Material
Add to cart4-amino -3-nitrophenol standard with concentration 98.8%, volume 100mg (cas: 610-81-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Amino-3-hydrazino-5-mercapto-1, 2,4-triazole (AHMT) Standard | 99.0% | 250mg | Research & Development Standard Material
Add to cart4-amino-3-hydrazino-5-mercapto-1, 2,4-triazole (ahmt) standard with concentration 99.0%, volume 250mg (cas: 1750-12-5) suitable for laboratory analytical applications ensuring high precision and re…
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4-Amino-3-hydrazino-5-mercapto-1, 2,4-triazole (AHMT) Standard | 99% | 1g | Research & Development Standard Material
Add to cart4-amino-3-hydrazino-5-mercapto-1, 2,4-triazole (ahmt) standard with concentration 99%, volume 1g (cas: 1750-12-5) suitable for laboratory analytical applications ensuring high precision and reliabl…
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4-Amino-3-hydrazino-5-mercapto-1, 2,4-triazole Standard (for Aldehyde Determination) | 97.40% | 10mg | Research & Development Standard Material
Add to cart4-amino-3-hydrazino-5-mercapto-1, 2,4-triazole standard (for aldehyde determination) with concentration 97.40%, volume 10mg (cas: 1750-12-5) suitable for laboratory analytical applications ensuring…
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4-Amino-3-hydrazino-5-mercapto-1, 2,4-triazole Standard (for Aldehyde Determination) | 97.40% | 250mg | Research & Development Standard Material
Add to cart4-amino-3-hydrazino-5-mercapto-1, 2,4-triazole standard (for aldehyde determination) with concentration 97.40%, volume 250mg (cas: 1750-12-5) suitable for laboratory analytical applications ensurin…
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4-amino-m-cresol Standard | ≥95% | 250mg | Research & Development Standard Material
Add to cart4-amino-m-cresol standard with concentration ≥95%, volume 250mg (cas: 2835-99-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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4-Amino-N-[2-(diethylamino) Ethyl] Benzamide Standard | 97.20% | 10mg | Research & Development Standard Material
Add to cart4-amino-n-[2-(diethylamino) ethyl] benzamide standard with concentration 97.20%, volume 10mg (cas: 885270-66-6) suitable for laboratory analytical applications ensuring high precision and reliable …
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4-Amino-N-[2-(diethylamino) Ethyl] Benzamide Standard | 97.20% | 250mg | Research & Development Standard Material
Add to cart4-amino-n-[2-(diethylamino) ethyl] benzamide standard with concentration 97.20%, volume 250mg (cas: 885270-66-6) suitable for laboratory analytical applications ensuring high precision and reliable…
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4-Amino-N-[2-(diethylamino) Ethyl] Benzamide Standard | 98.00% | 100mg | Research & Development Standard Material
Add to cart4-amino-n-[2-(diethylamino) ethyl] benzamide standard with concentration 98.00%, volume 100mg (cas: 885270-66-6) suitable for laboratory analytical applications ensuring high precision and reliable…
