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 16251–16275 of 16835 results
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Water Containing Chlorine (medium Chlorine) Chemical Oxygen Demand (standard sample)(CODMn) | 163mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater containing chlorine (medium chlorine) chemical oxygen demand (standard sample)(cod mn ) with concentration 163mg/l, volume 20ml ideal for chemical titration and analysis ensuring high precisi…
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Water Food Sweetener Acesulfame Potassium (Acesulfame K), Saccharin Sodium Mixed Solution | 1000ug/mL | 5mL | Soil & Agriculture Testing Standard Material
Add to cartWater food sweetener acesulfame potassium (acesulfame k), saccharin sodium mixed solution with concentration 1000ug/ml, volume 5ml suitable for laboratory analytical applications ensuring high prec…
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Water Food Synthetic Pigment Lemon Yellow Solution | 1000ug/mL | 5mL | Water Quality Analysis Standard Material
Add to cartWater food synthetic pigment lemon yellow solution with concentration 1000ug/ml, volume 5ml (cas: 1934-21-0) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Food Synthetic Pigment Lemon Yellow Solution | 100ug/mL | 5mL | Water Quality Analysis Standard Material
Add to cartWater food synthetic pigment lemon yellow solution with concentration 100ug/ml, volume 5ml (cas: 1934-21-0) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Hardness Solution (calculated As Calcium Carbonate) | 45.0mmol/L(4500mg/L) | 20mL | Water Quality Analysis Standard Material
Add to cartWater hardness solution (calculated as calcium carbonate) with concentration 45.0mmol/l(4500mg/l), volume 20ml (cas: 471-34-1) ideal for chemical titration and analysis ensuring high precision and …
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Water Hardness Solution | 1000ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartWater hardness solution with concentration 1000ug/ml, volume 20ml (cas: 471-34-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water pH (standard Sample) | 2.71 | 50mL | Water Quality Analysis Standard Material
Add to cartWater ph (standard sample) with concentration 2.71, volume 50ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Water pH (standard Sample) | 4.29(25 celsius) | 20mL | Water Quality Analysis Standard Material
Add to cartWater ph (standard sample) with concentration 4.29(25 celsius), volume 20ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Water pH (standard Sample) | 7.39(25 celsius) | 20mL | Water Quality Analysis Standard Material
Add to cartWater ph (standard sample) with concentration 7.39(25 celsius), volume 20ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Water pH (standard Sample) | 9.18(25 celsius) | 20mL | Water Quality Analysis Standard Material
Add to cartWater ph (standard sample) with concentration 9.18(25 celsius), volume 20ml (cas: 1303-96-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality 4 Elements Mixed (standard Sample) (copper, Manganese, Lead, Zinc) | 4.00mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality 4 elements mixed (standard sample) (copper, manganese, lead, zinc) with concentration 4.00mg/l, volume 20ml ideal for chemical titration and analysis ensuring high precision and relia…
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Water Quality 4 Elements Mixed (standard Sample) (copper, Zinc, Lead, Cadmium) | 0.4ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality 4 elements mixed (standard sample) (copper, zinc, lead, cadmium) with concentration 0.4ug/ml, volume 20ml ideal for chemical titration and analysis ensuring high precision and reliabl…
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Water Quality 4 Kinds Of Anion Mixture (standard Sample) (fluorine, Chlorine, Nitrate Nitrogen, Sulfate) | | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality 4 kinds of anion mixture (standard sample) (fluorine, chlorine, nitrate nitrogen, sulfate) with concentration specification: 20ml, volume 20ml ideal for chemical titration and analysi…
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Water Quality 5 Elements Mixed (standard Sample) (copper, Lead, Nickel, Zinc, Cadmium) | | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality 5 elements mixed (standard sample) (copper, lead, nickel, zinc, cadmium) with concentration specification: 20ml, volume 20ml ideal for chemical titration and analysis ensuring high pr…
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Water Quality 5 Kinds Of Anion Mixture (standard Sample) (fluorine, Chlorine, Nitrite Nitrogen, Nitrate Nitrogen, Sulfate) | | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality 5 kinds of anion mixture (standard sample) (fluorine, chlorine, nitrite nitrogen, nitrate nitrogen, sulfate) with concentration specification: 20ml, volume 20ml ideal for chemical tit…
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Water Quality 8 Kinds Of Anion Mixture (standard Sample) (fluorine, Chlorine, Bromine, Nitrite, Nitrate, Phosphate, Sulfite, Sulfate) | 8 components | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality 8 kinds of anion mixture (standard sample) (fluorine, chlorine, bromine, nitrite, nitrate, phosphate, sulfite, sulfate) with concentration 8 components, volume 20ml ideal for chemical…
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Water Quality Acidity Quality Control Sample | 1604mg/L | 125mL | Water Quality Analysis Standard Material
Add to cartWater quality acidity quality control sample with concentration 1604mg/l, volume 125ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Aluminum (standard Sample) | 0.110mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality aluminum (standard sample) with concentration 0.110mg/l, volume 20ml (cas: 7429-90-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Aluminum (standard Sample) | 0.210mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality aluminum (standard sample) with concentration 0.210mg/l, volume 20ml (cas: 7429-90-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Aluminum (standard Sample) | 0.486mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality aluminum (standard sample) with concentration 0.486mg/l, volume 20ml (cas: 7429-90-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Aluminum (standard Sample) | 10.00mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality aluminum (standard sample) with concentration 10.00mg/l, volume 20ml (cas: 7429-90-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Aluminum (standard Sample) | 4.00mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality aluminum (standard sample) with concentration 4.00mg/l, volume 20ml (cas: 7429-90-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Aluminum And Iron Mixture (standard Sample) | 4.00mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality aluminum and iron mixture (standard sample) with concentration 4.00mg/l, volume 20ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Ammonia (standard Sample) | 0.73mg/L | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality ammonia (standard sample) with concentration 0.73mg/l, volume 20ml (cas: 12125-02-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Water Quality Ammonia (standard Sample) | 1.53ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartWater quality ammonia (standard sample) with concentration 1.53ug/ml, volume 20ml (cas: 12125-02-9) ideal for chemical titration and analysis ensuring high precision and reliable results
