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 6226–6250 of 16835 results
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EDTA-Ammonia Citrate Solution 1 | 500mL | Environmental Monitoring Standard Material
Add to cartEdta-ammonia citrate solution ?? with concentration 1, volume 500ml ideal for chemical titration and analysis ensuring high precision and reliable results
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EDTA-Mcllvaine Buffer | pH=4.0 | 500mL | Biochemical Assays Standard Material
Add to cartEdta-mcllvaine buffer with concentration ph=4.0, volume 500ml suitable for laboratory analytical applications ensuring high precision and reliable results
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Egg Yolk Phosphatidylcholine Standard | 98.2% | 50mg | Research & Development Standard Material
Add to cartEgg yolk phosphatidylcholine standard with concentration 98.2%, volume 50mg (cas: 93685-90-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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EGTA Titration Solution | 0.0100mol/L | 500mL | Instrument Calibration Standard Material
Add to cartEgta titration solution with concentration 0.0100mol/l, volume 500ml (cas: 67-42-5) ideal for instrument calibration in analytical laboratories ensuring high precision and reliable results
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Eicosadienoic Acid Methyl Ester (cis-11, 14)(C20:2) Standard | 99.1% | 10mg | Environmental Monitoring Standard Material
Add to cartEicosadienoic acid methyl ester (cis-11, 14)(c20:2) standard with concentration 99.1%, volume 10mg (cas: 61012-46-2) ideal for chemical titration and analysis ensuring high precision and reliable r…
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Eicosanoic Acid (C20:0) Standard | 99.60% | 100mg | Environmental Monitoring Standard Material
Add to cartEicosanoic acid (c20:0) standard with concentration 99.60%, volume 100mg (cas: 506-30-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Eicosanoic Acid (C20:0) Standard | 99.60% | 10mg | Environmental Monitoring Standard Material
Add to cartEicosanoic acid (c20:0) standard with concentration 99.60%, volume 10mg (cas: 506-30-9) ideal for chemical titration and analysis ensuring high precision and reliable results
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Eicosapentaenoic Acid (cis-5, 8,11,14,17) Standard | 99.00%(GC) | 100mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid (cis-5, 8,11,14,17) standard with concentration 99.00%(gc), volume 100mg (cas: 10417-94-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Eicosapentaenoic Acid (cis-5, 8,11,14,17) Standard | 99.00%(GC) | 10mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid (cis-5, 8,11,14,17) standard with concentration 99.00%(gc), volume 10mg (cas: 10417-94-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Eicosapentaenoic Acid Methyl Ester (cis-5, 8,11,14,17) Standard | 99.0% | 100mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid methyl ester (cis-5, 8,11,14,17) standard with concentration 99.0%, volume 100mg (cas: 2734-47-6) ideal for chemical titration and analysis ensuring high precision and reliabl…
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Eicosapentaenoic Acid Methyl Ester (cis-5, 8,11,14,17) Standard | 99.10% | 100mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid methyl ester (cis-5, 8,11,14,17) standard with concentration 99.10%, volume 100mg (cas: 2734-47-6) ideal for chemical titration and analysis ensuring high precision and reliab…
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Eicosapentaenoic Acid Methyl Ester (cis-5, 8,11,14,17) Standard | 99.10% | 10mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid methyl ester (cis-5, 8,11,14,17) standard with concentration 99.10%, volume 10mg (cas: 2734-47-6) ideal for chemical titration and analysis ensuring high precision and reliabl…
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Eicosapentaenoic Acid Methyl Ester (EPA) Solution In Isooctane (SN/T 2922-2022) | 10mg/mL | 2mL | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid methyl ester (epa) solution in isooctane (sn/t 2922-2022) with concentration 10mg/ml, volume 2ml (cas: 2734-47-6) ideal for chemical titration and analysis ensuring high preci…
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Eicosapentaenoic Acid Methyl Ester (EPA) Solution In N-hexane | 4000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid methyl ester (epa) solution in n-hexane with concentration 4000ug/ml, volume 1.2ml (cas: 2734-47-6) ideal for chemical titration and analysis ensuring high precision and relia…
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Eicosapentaenoic Acid Triglyceride (cis-5,8,11,14,17) Standard | 99.0% | 100mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid triglyceride (cis-5,8,11,14,17) standard with concentration 99.0%, volume 100mg (cas: 99660-94-3) ideal for chemical titration and analysis ensuring high precision and reliabl…
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Eicosapentaenoic Acid Triglyceride (cis-5,8,11,14,17) Standard | 99.0% | 10mg | Environmental Monitoring Standard Material
Add to cartEicosapentaenoic acid triglyceride (cis-5,8,11,14,17) standard with concentration 99.0%, volume 10mg (cas: 99660-94-3) ideal for chemical titration and analysis ensuring high precision and reliable…
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Eicosatetraenoic Acid Triglyceride Standard | 99.00% | 100mg | Environmental Monitoring Standard Material
Add to cartEicosatetraenoic acid triglyceride standard with concentration 99.00%, volume 100mg (cas: 23314-57-0) ideal for chemical titration and analysis ensuring high precision and reliable results
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Eicosatetraenoic Acid Triglyceride Standard | 99.00% | 10mg | Environmental Monitoring Standard Material
Add to cartEicosatetraenoic acid triglyceride standard with concentration 99.00%, volume 10mg (cas: 23314-57-0) ideal for chemical titration and analysis ensuring high precision and reliable results
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Eight Aldehyde Ketone-DNPH (Based On Aldehyde Ketone) Mixed Solution In Acetonitrile | 8 components | 1.2mL | Environmental Monitoring Standard Material
Add to cartEight aldehyde ketone-dnph (based on aldehyde ketone) mixed solution in acetonitrile with concentration 8 components, volume 1.2ml ideal for chemical titration and analysis ensuring high precision …
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Eight Ethylene Glycol Ether And Ether Ester Mixed Solutions In Methanol (GB 18581-2020, GB 24409-2020) | 1000ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cartEight ethylene glycol ether and ether ester mixed solutions in methanol (gb 18581-2020, gb 24409-2020) with concentration 1000ug/ml, volume 2ml ideal for chemical titration and analysis ensuring hi…
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Eight Ethylene Glycol Ether And Ether Ester Mixed Solutions In Methanol (GB 18581-2020, GB 24409-2020) | 100ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cartEight ethylene glycol ether and ether ester mixed solutions in methanol (gb 18581-2020, gb 24409-2020) with concentration 100ug/ml, volume 2ml ideal for chemical titration and analysis ensuring hig…
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Eight Kinds Of Nitrobenzene Mixed Solution In Methanol (HJ 592-2010) | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartEight kinds of nitrobenzene mixed solution in methanol (hj 592-2010) with concentration 100ug/ml, volume 1.2ml suitable for laboratory analytical applications ensuring high precision and reliable r…
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Eight Kinds Of Nitrobenzene Mixed Solution In Methanol (HJ 592-2010) | 8 components | 1mL | Environmental Monitoring Standard Material
Add to cartEight kinds of nitrobenzene mixed solution in methanol (hj 592-2010) with concentration 8 components, volume 1ml suitable for laboratory analytical applications ensuring high precision and reliable…
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Eight Organochlorine Pesticides In Isooctane (standard Sample) | | 1.2mL | Environmental Monitoring Standard Material
Add to cartEight organochlorine pesticides in isooctane (standard sample) with concentration specification: 1.2ml, volume 1.2ml ideal for chemical titration and analysis ensuring high precision and reliable r…
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Eingol Acetate Standard | refer to certificate | 100mg | Environmental Monitoring Standard Material
Add to cartEingol acetate standard with concentration refer to certificate, volume 100mg (cas: 93-28-7) ideal for chemical titration and analysis ensuring high precision and reliable results

