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 12276–12300 of 16835 results
-
Potassium Sulfate Solution | 100ug/mL | 100mL | Environmental Monitoring Standard Material
Add to cartPotassium sulfate solution with concentration 100ug/ml, volume 100ml (cas: 7778-80-5) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium Sulfate Standard | 99.99% | 1g | Environmental Monitoring Standard Material
Add to cartPotassium sulfate standard with concentration 99.99%, volume 1g (cas: 7778-80-5) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium Sulfate Titration Solution | c(K2SO4)=0.5000mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium sulfate titration solution with concentration c(k2so4)=0.5000mol/l, volume 500ml (cas: 7778-80-5) ideal for instrument calibration in analytical laboratories ensuring high precision and r…
-
Potassium Thiocyanate Solution | 40g/L | 100mL | Environmental Monitoring Standard Material
Add to cartPotassium thiocyanate solution with concentration 40g/l, volume 100ml (cas: 333-20-0) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium Thiocyanate Titration Solution | 0.02000mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.02000mol/l, volume 500ml (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliab…
-
Potassium Thiocyanate Titration Solution | 0.04999mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.04999mol/l, volume 500ml (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliab…
-
Potassium Thiocyanate Titration Solution | 0.0996mol/L | 1L | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.0996mol/l, volume 1l (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliable r…
-
Potassium Thiocyanate Titration Solution | 0.1005mol/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.1005mol/l, volume 500ml (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliabl…
-
Potassium Thiocyanate Titration Solution | 0.1005mol/L | 50mL | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.1005mol/l, volume 50ml (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliable…
-
Potassium Thiocyanate Titration Solution | 0.4999mol/L | 1L | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.4999mol/l, volume 1l (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliable r…
-
Potassium Thiocyanate Titration Solution | 0.5006moL/L | 500mL | Instrument Calibration Standard Material
Add to cartPotassium thiocyanate titration solution with concentration 0.5006mol/l, volume 500ml (cas: 333-20-0) ideal for instrument calibration in analytical laboratories ensuring high precision and reliabl…
-
Potassium Trihydrogen Oxalate pH Solution | 1.68 | 500mL | Environmental Monitoring Standard Material
Add to cartPotassium trihydrogen oxalate ph solution with concentration 1.68, volume 500ml ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium Trihydrogen Oxalate pH Solution | 1.68 | 50mL | Environmental Monitoring Standard Material
Add to cartPotassium trihydrogen oxalate ph solution with concentration 1.68, volume 50ml ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium Water Quality (standard Sample) | 19.3mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartPotassium water quality (standard sample) with concentration 19.3mg/l, volume 20ml (cas: 7447-40-7) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium Water Quality (standard Sample) | 2.00mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartPotassium water quality (standard sample) with concentration 2.00mg/l, volume 20ml (cas: 7447-40-7) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potassium, Sodium, Calcium And Magnesium Solution In Water | 1000ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartPotassium, sodium, calcium and magnesium solution in water with concentration 1000ug/ml, volume 100ml ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potato Amylopectin Solution | 1mg/mL | 100mL | Environmental Monitoring Standard Material
Add to cartPotato amylopectin solution with concentration 1mg/ml, volume 100ml (cas: 9037-22-3) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Potato Amylose Solution | 1mg/mL | 100mL | Environmental Monitoring Standard Material
Add to cartPotato amylose solution with concentration 1mg/ml, volume 100ml (cas: 9005-82-7) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Praseodymium Element Solution | 1000ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartPraseodymium element solution with concentration 1000ug/ml, volume 50ml (cas: 7440-10-0) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Praseodymium Element Solution | 100ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartPraseodymium element solution with concentration 100ug/ml, volume 50ml (cas: 7440-10-0) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Pravastatin Sodium Solution In Methanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartPravastatin sodium solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 81131-70-6) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Pravastatin Sodium Standard | 99.60% | 10mg | Research & Development Standard Material
Add to cartPravastatin sodium standard with concentration 99.60%, volume 10mg (cas: 81131-70-6) suitable for laboratory analytical applications ensuring high precision and reliable results
-
Praziquantel Standard | 99.10% | 100mg | Research & Development Standard Material
Add to cartPraziquantel standard with concentration 99.10%, volume 100mg (cas: 55268-74-1) suitable for laboratory analytical applications ensuring high precision and reliable results
-
Praziquantel Standard | 99.10% | 10mg | Research & Development Standard Material
Add to cartPraziquantel standard with concentration 99.10%, volume 10mg (cas: 55268-74-1) suitable for laboratory analytical applications ensuring high precision and reliable results
-
Prazolone Non-standard | 95.00% | 10mg | Research & Development Standard Material
Add to cartPrazolone non-standard with concentration 95.00%, volume 10mg (cas: 1335201-04-1) suitable for laboratory analytical applications ensuring high precision and reliable results

