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 10826–10850 of 16835 results
-
Nitenpyram Solution In Methanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartNitenpyram solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 150824-47-8) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitenpyram Solution In Toluene | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartNitenpyram solution in toluene with concentration 1000ug/ml, volume 1.2ml (cas: 150824-47-8) suitable for laboratory analytical applications ensuring high precision and reliable results
-
Nitrate In Seawater (standard Sample) | 200.0ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartNitrate in seawater (standard sample) with concentration 200.0ug/ml, volume 20ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Nitrogen Detection Reagent (ultraviolet Spectrophotometry) | 2 components | 2 bottle/set | Biochemical Assays Standard Material
Add to cartNitrate nitrogen detection reagent (ultraviolet spectrophotometry) with concentration 2 components, volume 2 bottle/set suitable for laboratory analytical applications ensuring high precision and …
-
Nitrate Nitrogen Quality Control Samples In Drinking Water | 4.19mg/L | 100mL | Water Quality Analysis Standard Material
Add to cartNitrate nitrogen quality control samples in drinking water with concentration 4.19mg/l, volume 100ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable …
-
Nitrate Nitrogen Series Solution Composition Analysis Standard Material | 4 components | 50mL*4 bottle/set | Environmental Monitoring Standard Material
Add to cartNitrate nitrogen series solution composition analysis standard material with concentration 4 components, volume 50ml*4 bottle/set ideal for chemical titration and analysis ensuring high precision a…
-
Nitrate Nitrogen Solution | 600mg/L | 250mL | Environmental Monitoring Standard Material
Add to cartNitrate nitrogen solution with concentration 600mg/l, volume 250ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Nitrogen Solution In Water | 1000ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartNitrate nitrogen solution in water with concentration 1000ug/ml, volume 100ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Nitrogen Solution In Water | 1000ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartNitrate nitrogen solution in water with concentration 1000ug/ml, volume 100ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Nitrogen Solution In Water | 100ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartNitrate nitrogen solution in water with concentration 100ug/ml, volume 100ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Nitrogen Solution In Water | 10ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartNitrate nitrogen solution in water with concentration 10ug/ml, volume 50ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Reducing Reagent | 2 components | 50mL | Biochemical Assays Standard Material
Add to cartNitrate reducing reagent with concentration 2 components, volume 50ml suitable for laboratory analytical applications ensuring high precision and reliable results
-
Nitrate Solution In Water | 1.0ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartNitrate solution in water with concentration 1.0ug/ml, volume 50ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Solution In Water | 1ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartNitrate solution in water with concentration 1ug/ml, volume 100ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Solution In Water | 200ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartNitrate solution in water with concentration 200ug/ml, volume 50ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Solution In Water | 5.00mg/mL | 10mL | Water Quality Analysis Standard Material
Add to cartNitrate solution in water with concentration 5.00mg/ml, volume 10ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate Solution In Water | 50ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartNitrate solution in water with concentration 50ug/ml, volume 50ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate-free Water | | 500mL | Water Quality Analysis Standard Material
Add to cartNitrate-free water with concentration specification: 500ml, volume 500ml (cas: 7732-18-5) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate-free Water | / | 50mL | Water Quality Analysis Standard Material
Add to cartNitrate-free water with concentration /, volume 50ml (cas: 7732-18-5) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate-Nitrogen Composition Analysis In Water | 1000ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartNitrate-nitrogen composition analysis in water with concentration 1000ug/ml, volume 20ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate-Nitrogen Composition Analysis In Water | 100ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartNitrate-nitrogen composition analysis in water with concentration 100ug/ml, volume 20ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate-Nitrogen Composition Analysis In Water | 500ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartNitrate-nitrogen composition analysis in water with concentration 500ug/ml, volume 20ml (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrate-Nitrogen Solution In Water | 6umol/L | 50mL*5 /set | Water Quality Analysis Standard Material
Add to cartNitrate-nitrogen solution in water with concentration 6umol/l, volume 50ml*5 /set (cas: 7757-79-1) ideal for chemical titration and analysis ensuring high precision and reliable results
-
Nitrendipine Standard | 98.30% | 10mg | Research & Development Standard Material
Add to cartNitrendipine standard with concentration 98.30%, volume 10mg (cas: 39562-70-4) suitable for laboratory analytical applications ensuring high precision and reliable results
-
Nitrendipine Standard | 99.80% | 25mg | Research & Development Standard Material
Add to cartNitrendipine standard with concentration 99.80%, volume 25mg (cas: 39562-70-4) suitable for laboratory analytical applications ensuring high precision and reliable results

