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 13201–13225 of 16835 results
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Quinocetone Standard | 99.20% | 10mg | Research & Development Standard Material
Add to cartQuinocetone standard with concentration 99.20%, volume 10mg (cas: 81810-66-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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Quinoline Copper Standard | 98.0% | 100mg | Research & Development Standard Material
Add to cartQuinoline copper standard with concentration 98.0%, volume 100mg (cas: 10380-28-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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Quinoline Standard | 99.20% | 100mg | Research & Development Standard Material
Add to cartQuinoline standard with concentration 99.20%, volume 100mg (cas: 91-22-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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Quinoline Yellow Solution, Food Additive In Water (GB 1886.104-2015) | 1000ug/mL | 1.2mL | Water Quality Analysis Standard Material
Add to cartQuinoline yellow solution, food additive in water (gb 1886.104-2015) with concentration 1000ug/ml, volume 1.2ml (cas: 8004-92-0) ideal for chemical titration and analysis ensuring high precision an…
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Quinomolybdate Citmonone Reagent | 3 components | 100mL | Biochemical Assays Standard Material
Add to cartQuinomolybdate citmonone reagent with concentration 3 components, volume 100ml suitable for laboratory analytical applications ensuring high precision and reliable results
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Quinonezelan Standard | 94.80% | 10mg | Research & Development Standard Material
Add to cartQuinonezelan standard with concentration 94.80%, volume 10mg (cas: 81-48-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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Quinoxaline-2-carboxylic Acid Standard | 98.60% | 10mg | Environmental Monitoring Standard Material
Add to cartQuinoxaline-2-carboxylic acid standard with concentration 98.60%, volume 10mg (cas: 879-65-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Quinoxaline-2-carboxylic Acid-D4 Isotopic Solution In Methanol | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartQuinoxaline-2-carboxylic acid-d4 isotopic solution in methanol with concentration 100ug/ml, volume 1.2ml (cas: 2244217-89-6) ideal for chemical titration and analysis ensuring high precision and re…
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QUINOXARINE 2 CARBOXYLIC ACID SOLUTION IN METHANOL | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartQuinoxarine 2 carboxylic acid solution in methanol with concentration 100ug/ml, volume 1.2ml (cas: 879-65-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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Quinoxine Standard | 99.90% | 10mg | Research & Development Standard Material
Add to cartQuinoxine standard with concentration 99.90%, volume 10mg (cas: 124495-18-7) suitable for laboratory analytical applications ensuring high precision and reliable results
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QUINOXYLIN SOLUTION IN METHANOL | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartQuinoxylin solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 124495-18-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Quintozene Solution In Benzene | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartQuintozene solution in benzene with concentration 100ug/ml, volume 1.2ml (cas: 82-68-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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Quizalofop Standard | ≥99.0% | 0.25g | Research & Development Standard Material
Add to cartQuizalofop standard with concentration ≥99.0%, volume 0.25g (cas: 100646-51-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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R-(+)-Lipoic Acid Standard | 98% | 100mg | Environmental Monitoring Standard Material
Add to cartR-(+)-lipoic acid standard with concentration 98%, volume 100mg (cas: 1200-22-2) ideal for chemical titration and analysis ensuring high precision and reliable results
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R-(+)-Propylene Carbonate Standard | 99.30% | 100mg | Research & Development Standard Material
Add to cartR-(+)-propylene carbonate standard with concentration 99.30%, volume 100mg (cas: 16606-55-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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R2A Agar Medium (Chinese Pharmacopoeia) | 10 components | 18.12g | Environmental Monitoring Standard Material
Add to cartR2a agar medium (chinese pharmacopoeia) with concentration 10 components, volume 18.12g ideal for chemical titration and analysis ensuring high precision and reliable results
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R2A Agar Medium (Chinese Pharmacopoeia) | 10 components | 5.4g | Environmental Monitoring Standard Material
Add to cartR2a agar medium (chinese pharmacopoeia) with concentration 10 components, volume 5.4g ideal for chemical titration and analysis ensuring high precision and reliable results
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Ractopamine Hydrochloride Solution In Ethanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartRactopamine hydrochloride solution in ethanol with concentration 1000ug/ml, volume 1.2ml (cas: 90274-24-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Ractopamine Hydrochloride Solution In Ethanol | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartRactopamine hydrochloride solution in ethanol with concentration 100ug/ml, volume 1.2ml (cas: 90274-24-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Ractopamine Hydrochloride Standard | 95.40% | 100mg | Environmental Monitoring Standard Material
Add to cartRactopamine hydrochloride standard with concentration 95.40%, volume 100mg (cas: 90274-24-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Ractopamine Hydrochloride Standard | 95.40% | 10mg | Environmental Monitoring Standard Material
Add to cartRactopamine hydrochloride standard with concentration 95.40%, volume 10mg (cas: 90274-24-1) ideal for chemical titration and analysis ensuring high precision and reliable results
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Ractopamine hydrochloride-D3 Isotope Standard | | 1mg | Environmental Monitoring Standard Material
Add to cartRactopamine hydrochloride-d3 isotope standard with concentration specification: 1mg, volume 1mg (cas: 1219794-72-5) ideal for chemical titration and analysis ensuring high precision and reliable re…
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Ractopamine hydrochloride-D6 Isotope Standard | refer to certificate | 1mg | Environmental Monitoring Standard Material
Add to cartRactopamine hydrochloride-d6 isotope standard with concentration refer to certificate, volume 1mg (cas: 1276197-17-1) ideal for chemical titration and analysis ensuring high precision and reliable …
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Ractopamine Solution In Methanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartRactopamine solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 97825-25-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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Ractopamine Solution In Methanol | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartRactopamine solution in methanol with concentration 100ug/ml, volume 1.2ml (cas: 97825-25-7) ideal for chemical titration and analysis ensuring high precision and reliable results
