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 12251–12275 of 16835 results
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Potassium Permanganate Titration Solution | c(1/5KMnO4)=0.01997mol/L | 100mL | Instrument Calibration Standard Material
Add to cartPotassium permanganate titration solution with concentration c(1/5kmno4)=0.01997mol/l, volume 100ml (cas: 7722-64-7) ideal for instrument calibration in analytical laboratories ensuring high precis…
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Potassium Permanganate Titration Solution | c(1/5KMnO4)=0.02001mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium permanganate titration solution with concentration c(1/5kmno4)=0.02001mol/l, volume 500ml (cas: 7722-64-7) ideal for instrument calibration in analytical laboratories ensuring high precis…
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Potassium Permanganate Titration Solution | c(1/5KMnO4)=0.05000mol/L | 100mL | Instrument Calibration Standard Material
Add to cartPotassium permanganate titration solution with concentration c(1/5kmno4)=0.05000mol/l, volume 100ml (cas: 7722-64-7) ideal for instrument calibration in analytical laboratories ensuring high precis…
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Potassium Permanganate Titration Solution | c(1/5KMnO4)=0.2004mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium permanganate titration solution with concentration c(1/5kmno4)=0.2004mol/l, volume 500ml (cas: 7722-64-7) ideal for instrument calibration in analytical laboratories ensuring high precisi…
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Potassium Permanganate Titration Solution | c(1/5KMnO4)=1.003mol/L | 100mL | Instrument Calibration Standard Material
Add to cartPotassium permanganate titration solution with concentration c(1/5kmno4)=1.003mol/l, volume 100ml (cas: 7722-64-7) ideal for instrument calibration in analytical laboratories ensuring high precisio…
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Potassium Permanganate Titration Solution | c(1/5KMnO4)=1.006mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium permanganate titration solution with concentration c(1/5kmno4)=1.006mol/l, volume 500ml (cas: 7722-64-7) ideal for instrument calibration in analytical laboratories ensuring high precisio…
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Potassium Persulfate Solution | 50g/L | 100mL+5g | Environmental Monitoring Standard Material
Add to cartPotassium persulfate solution with concentration 50g/l, volume 100ml+5g (cas: 7727-21-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Persulfate Solution | 50g/L | 25g+500mL | Environmental Monitoring Standard Material
Add to cartPotassium persulfate solution with concentration 50g/l, volume 25g+500ml (cas: 7727-21-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Pyroantimonate Test Solution | 20g/L | 100mL | Biochemical Assays Standard Material
Add to cartPotassium pyroantimonate test solution with concentration 20g/l, volume 100ml (cas: 12208-13-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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Potassium Pyrophosphate-sodium Acetate Buffer | 0.6mol/L | 500mL | Biochemical Assays Standard Material
Add to cartPotassium pyrophosphate-sodium acetate buffer with concentration 0.6mol/l, volume 500ml (cas: 7320-34-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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Potassium Single Element Solution | 10000ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartPotassium single element solution with concentration 10000ug/ml, volume 50ml (cas: 7447-40-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Single Element Solution | 1000ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartPotassium single element solution with concentration 1000ug/ml, volume 50ml (cas: 7447-40-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Single Element Solution | 100ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartPotassium single element solution with concentration 100ug/ml, volume 50ml (cas: 7447-40-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sodium Tartrate Solution (GB/T 5750.5-2023) | 500g/L | 100mL | Environmental Monitoring Standard Material
Add to cartPotassium sodium tartrate solution (gb/t 5750.5-2023) with concentration 500g/l, volume 100ml (cas: 304-59-6) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sodium Tartrate Solution | 100g/L | 500mL | Environmental Monitoring Standard Material
Add to cartPotassium sodium tartrate solution with concentration 100g/l, volume 500ml (cas: 6381-59-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sodium Tartrate Solution | 200g/L | 500mL | Environmental Monitoring Standard Material
Add to cartPotassium sodium tartrate solution with concentration 200g/l, volume 500ml (cas: 304-59-6) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sodium Tartrate Standard | 99.20% | 100mg | Research & Development Standard Material
Add to cartPotassium sodium tartrate standard with concentration 99.20%, volume 100mg (cas: 6381-59-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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Potassium Solution For Verification Of Atomic Absorption Spectrophotometer | 5 components | 100mL*5ƿ | Environmental Monitoring Standard Material
Add to cartPotassium solution for verification of atomic absorption spectrophotometer with concentration 5 components, volume 100ml*5ƿ ideal for chemical titration and analysis ensuring high precision and rel…
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Potassium Sorbate Rapid Detection Kit In Food | ≥0.02g/kg | 20 test/box | Environmental Monitoring Standard Material
Add to cartPotassium sorbate rapid detection kit in food with concentration ≥0.02g/kg, volume 20 test/box ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sorbate Solution In Water | 1000mg/L | 5mL | Water Quality Analysis Standard Material
Add to cartPotassium sorbate solution in water with concentration 1000mg/l, volume 5ml (cas: 24634-61-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sorbate Standard | 99.0% | 250mg | Research & Development Standard Material
Add to cartPotassium sorbate standard with concentration 99.0%, volume 250mg (cas: 24634-61-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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Potassium Sulfate Ethanol Solution | 0.2g/L | 100mL | Environmental Monitoring Standard Material
Add to cartPotassium sulfate ethanol solution with concentration 0.2g/l, volume 100ml (cas: 7778-80-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sulfate Leaching Agent | 0.5mol/L | 1000mL | Environmental Monitoring Standard Material
Add to cartPotassium sulfate leaching agent with concentration 0.5mol/l, volume 1000ml (cas: 7778-80-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Potassium Sulfate Saturated Solution (water Activity) | 0.973(25 celsius) | 500mL | Water Quality Analysis Standard Material
Add to cartPotassium sulfate saturated solution (water activity) with concentration 0.973(25 celsius), volume 500ml (cas: 7778-80-5) ideal for chemical titration and analysis ensuring high precision and reliable re…
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Potassium Sulfate Solution | 1000ug/mL | 50mL | Environmental Monitoring Standard Material
Add to cartPotassium sulfate solution with concentration 1000ug/ml, volume 50ml (cas: 7778-80-5) ideal for chemical titration and analysis ensuring high precision and reliable results

