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 13451–13475 of 16835 results
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Saturated Ammonium Carbonate Solution | | 250mL | Environmental Monitoring Standard Material
Add to cartSaturated ammonium carbonate solution with concentration specification: 250ml, volume 250ml (cas: 506-87-6) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Ammonium Sulfate Solution (water Activity) | 0.810(25 celsius) | 500mL | Water Quality Analysis Standard Material
Add to cartSaturated ammonium sulfate solution (water activity) with concentration 0.810(25 celsius), volume 500ml (cas: 10361-37-2) ideal for chemical titration and analysis ensuring high precision and reliable re…
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Saturated Boric Acid Solution | refer to certificate | 500mL | Environmental Monitoring Standard Material
Add to cartSaturated boric acid solution with concentration refer to certificate, volume 500ml (cas: 10043-35-3) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Calcium Chloride Solution | | 100mL | Environmental Monitoring Standard Material
Add to cartSaturated calcium chloride solution with concentration specification: 100ml, volume 100ml (cas: 10043-52-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Cobalt Chloride Solution (water Activity) | 0.649(25 celsius) | 500mL | Water Quality Analysis Standard Material
Add to cartSaturated cobalt chloride solution (water activity) with concentration 0.649(25 celsius), volume 500ml (cas: 10361-37-2) ideal for chemical titration and analysis ensuring high precision and reliable res…
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Saturated Disodium Hydrogen Phosphate Solution | / | 500mL | Environmental Monitoring Standard Material
Add to cartSaturated disodium hydrogen phosphate solution with concentration /, volume 500ml (cas: 7558-79-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Potassium Carbonate Solution (water Activity) | 0.432(25 celsius) | 500mL | Water Quality Analysis Standard Material
Add to cartSaturated potassium carbonate solution (water activity) with concentration 0.432(25 celsius), volume 500ml (cas: 584-08-7) ideal for chemical titration and analysis ensuring high precision and reliable r…
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Saturated Potassium Chlorate Solution (NY/T 1121.9-2012 Soil testing-Part 9: Determination Of Available Molybdenum In Soil) | 6.7g/100ml | 100mL | Environmental Monitoring Standard Material
Add to cartSaturated potassium chlorate solution (ny/t 1121.9-2012 soil testing-part 9: determination of available molybdenum in soil) with concentration 6.7g/100ml, volume 100ml (cas: 3811-04-9) ideal for ch…
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Saturated Potassium Iodide Solution (GB 5009.227-2023) | | 10mL | Environmental Monitoring Standard Material
Add to cartSaturated potassium iodide solution (gb 5009.227-2023) with concentration specification: 10ml, volume 10ml (cas: 7681-11-0) ideal for chemical titration and analysis ensuring high precision and rel…
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Saturated Sodium Bromide Solution (water Activity) | 0.576(25 celsius) | 250mL | Water Quality Analysis Standard Material
Add to cartSaturated sodium bromide solution (water activity) with concentration 0.576(25 celsius), volume 250ml (cas: 7647-15-6) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Sodium Chloride Solution (water Activity) | 0.753(25 celsius) | 500mL | Water Quality Analysis Standard Material
Add to cartSaturated sodium chloride solution (water activity) with concentration 0.753(25 celsius), volume 500ml (cas: 7647-14-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Sodium Chloride Solution | Saturated solution | 500mL | Environmental Monitoring Standard Material
Add to cartSaturated sodium chloride solution with concentration saturated solution, volume 500ml (cas: 7647-14-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Sodium Nitrate Solution (water Activity) | 0.743(25 celsius) | 250mL | Water Quality Analysis Standard Material
Add to cartSaturated sodium nitrate solution (water activity) with concentration 0.743(25 celsius), volume 250ml (cas: 7631-99-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Solution Of Potassium Bromide (water Activity) | 0.809(25 celsius) | 500mL | Water Quality Analysis Standard Material
Add to cartSaturated solution of potassium bromide (water activity) with concentration 0.809(25 celsius), volume 500ml (cas: 7758-02-3) ideal for chemical titration and analysis ensuring high precision and reliable…
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Saturated Solution Of Potassium Chloride | / | 500mL | Environmental Monitoring Standard Material
Add to cartSaturated solution of potassium chloride with concentration /, volume 500ml (cas: 7447-40-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Saturated Solution Of Potassium Nitrate (water Activity) | 0.936(25 celsius) | 250mL | Water Quality Analysis Standard Material
Add to cartSaturated solution of potassium nitrate (water activity) with concentration 0.936(25 celsius), volume 250ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable…
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Scandium Element Solution | 1000ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartScandium element solution with concentration 1000ug/ml, volume 100ml (cas: 7440-20-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Scandium Element Solution | 1000ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartScandium element solution with concentration 1000ug/ml, volume 50ml (cas: 7440-20-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Scandium Element Solution | 100ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartScandium element solution with concentration 100ug/ml, volume 50ml (cas: 7440-20-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Scarlet T-borate Buffer | Compliant with GB/T 9803-1988 | 500mL | Biochemical Assays Standard Material
Add to cartScarlet t-borate buffer with concentration Compliant with GB/T 9803-1988, volume 500ml suitable for laboratory analytical applications ensuring high precision and reliable results
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Schiff Reagent | 0.1%(w/v) | 100mL | Biochemical Assays Standard Material
Add to cartSchiff reagent with concentration 0.1%(w/v), volume 100ml suitable for laboratory analytical applications ensuring high precision and reliable results
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Schisandrin A Reference | 99.80% | 20mg | Research & Development Standard Material
Add to cartSchisandrin a reference with concentration 99.80%, volume 20mg (cas: 7432-28-2) suitable for laboratory analytical applications ensuring high precision and reliable results
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Schisandrin B Reference | 98.03% | 20mg | Research & Development Standard Material
Add to cartSchisandrin b reference with concentration 98.03%, volume 20mg (cas: 61281-37-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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Schisandrin C Reference | ≥98 | 20mg | Environmental Monitoring Standard Material
Add to cartSchisandrin c reference with concentration ≥98, volume 20mg (cas: 61301-33-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Sclerotia Net Standard | ≥99.0% | 0.25g | Research & Development Standard Material
Add to cartSclerotia net standard with concentration ≥99.0%, volume 0.25g (cas: 24096-53-5) suitable for laboratory analytical applications ensuring high precision and reliable results
