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 13526–13550 of 16835 results
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Sibutramine Standard | 98.8% | 5mg | Research & Development Standard Material
Add to cartSibutramine standard with concentration 98.8%, volume 5mg (cas: 106650-56-0) suitable for laboratory analytical applications ensuring high precision and reliable results
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Sichuan (High Selenium) Rice Powder Inorganic Component Analysis Standard Material | 59 components | 30g/bottle | Environmental Monitoring Standard Material
Add to cartSichuan (high selenium) rice powder inorganic component analysis standard material with concentration 59 components, volume 30g/bottle ideal for chemical titration and analysis ensuring high precis…
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Sichuan (Se-enriched) Rice Powder Inorganic Component Analysis Standard Material | 59 components | 30g/bottle | Environmental Monitoring Standard Material
Add to cartSichuan (se-enriched) rice powder inorganic component analysis standard material with concentration 59 components, volume 30g/bottle ideal for chemical titration and analysis ensuring high precisio…
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Sichuan Rice Flour Inorganic Component Analysis Standard Material | 56 components | 30g/bottle | Environmental Monitoring Standard Material
Add to cartSichuan rice flour inorganic component analysis standard material with concentration 56 components, volume 30g/bottle ideal for chemical titration and analysis ensuring high precision and reliable …
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Sildenafil Dimer Impurity Standard | refer to certificate | 10mg | Environmental Monitoring Standard Material
Add to cartSildenafil dimer impurity standard with concentration refer to certificate, volume 10mg (cas: 1346602-67-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Sildenafil Dimer Impurity Standard | refer to certificate | 1mg | Environmental Monitoring Standard Material
Add to cartSildenafil dimer impurity standard with concentration refer to certificate, volume 1mg (cas: 1346602-67-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Sildenafil Solution In Acetonitrile | 100ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cartSildenafil solution in acetonitrile with concentration 100ug/ml, volume 2ml (cas: 139755-83-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Sildenafil Standard | refer to certificate | 100mg | Environmental Monitoring Standard Material
Add to cartSildenafil standard with concentration refer to certificate, volume 100mg (cas: 139755-83-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Sildenafil Standard | refer to certificate | 10mg | Environmental Monitoring Standard Material
Add to cartSildenafil standard with concentration refer to certificate, volume 10mg (cas: 139755-83-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silflurazole Standard | refer to certificate | 10mg | Environmental Monitoring Standard Material
Add to cartSilflurazole standard with concentration refer to certificate, volume 10mg (cas: 149508-90-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silibinin Standard | 99.9% | 20mg | Research & Development Standard Material
Add to cartSilibinin standard with concentration 99.9%, volume 20mg (cas: 22888-70-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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Silica Detection Kit (SL 91.1-1994)(silicon Molybdenum Yellow Spectrophotometry) | 4 components | 4pcs/set | Environmental Monitoring Standard Material
Add to cartSilica detection kit (sl 91.1-1994)(silicon molybdenum yellow spectrophotometry) with concentration 4 components, volume 4pcs/set ideal for chemical titration and analysis ensuring high precision a…
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Silica Solution | 1000ug/mL | 50mL | Environmental Monitoring Standard Material
Add to cartSilica solution with concentration 1000ug/ml, volume 50ml (cas: 7631-86-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silica Solution | 100ug/mL | 50mL | Environmental Monitoring Standard Material
Add to cartSilica solution with concentration 100ug/ml, volume 50ml (cas: 7631-86-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silica Solution | 10ug/mL | 50mL | Environmental Monitoring Standard Material
Add to cartSilica solution with concentration 10ug/ml, volume 50ml (cas: 7631-86-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silica Solution | 50mg/L | 50mL | Environmental Monitoring Standard Material
Add to cartSilica solution with concentration 50mg/l, volume 50ml (cas: 7631-86-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silica Specific Surface Area Standard Material | 197.1m²/g | 10g | Environmental Monitoring Standard Material
Add to cartSilica specific surface area standard material with concentration 197.1m2/g, volume 10g ideal for chemical titration and analysis ensuring high precision and reliable results
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Silica Thermal Analysis Standard Material | 574.34 celsius | 2g | Environmental Monitoring Standard Material
Add to cartSilica thermal analysis standard material with concentration 574.34 celsius, volume 2g (cas: 14808-60-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silicate Silicon Series Solution Composition Analysis Standard Material | 4 components | 50mL*4 bottle/set | Environmental Monitoring Standard Material
Add to cartSilicate silicon 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…
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Silicate Solution In Water | 1000mg/L | 50mL | Water Quality Analysis Standard Material
Add to cartSilicate solution in water with concentration 1000mg/l, volume 50ml (cas: 14808-60-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silicate Solution In Water | 100ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartSilicate solution in water with concentration 100ug/ml, volume 50ml (cas: 14808-60-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silicate Solution In Water | 10ug/mL | 100mL | Water Quality Analysis Standard Material
Add to cartSilicate solution in water with concentration 10ug/ml, volume 100ml (cas: 14808-60-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silicon Solution | 1000ug/mL | 100mL | Environmental Monitoring Standard Material
Add to cartSilicon solution with concentration 1000ug/ml, volume 100ml (cas: 7440-21-3) ideal for chemical titration and analysis ensuring high precision and reliable results
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Silicon Solution | 50ug/mL | 50mL | Environmental Monitoring Standard Material
Add to cartSilicon solution with concentration 50ug/ml, volume 50ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Silicon Solution In Water Standard Material | 1000ug/mL | 50mL | Water Quality Analysis Standard Material
Add to cartSilicon solution in water standard material with concentration 1000ug/ml, volume 50ml (cas: 7440-21-3) ideal for chemical titration and analysis ensuring high precision and reliable results
