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 851–875 of 16835 results
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2-Ethyl-6-methylpyrazine Standard | 97.20% | 10mg | Research & Development Standard Material
Add to cart2-ethyl-6-methylpyrazine standard with concentration 97.20%, volume 10mg (cas: 13925-03-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylaniline Standard | 99.80% | 10mg | Research & Development Standard Material
Add to cart2-ethylaniline standard with concentration 99.80%, volume 10mg (cas: 578-54-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylhexanal Standard | 98.50% | 100mg | Research & Development Standard Material
Add to cart2-ethylhexanal standard with concentration 98.50%, volume 100mg (cas: 123-05-7) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-ethylhexanoic Acid Standard | 99.90% | 100mg | Environmental Monitoring Standard Material
Add to cart2-ethylhexanoic acid standard with concentration 99.90%, volume 100mg (cas: 149-57-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-ethylhexanol (isooctanol) Solution In Methanol | 1000ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cart2-ethylhexanol (isooctanol) solution in methanol with concentration 1000ug/ml, volume 2ml (cas: 104-76-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-ethylhexanol (isooctanol) Solution In Methanol | 100ug/mL | 2mL | Environmental Monitoring Standard Material
Add to cart2-ethylhexanol (isooctanol) solution in methanol with concentration 100ug/ml, volume 2ml (cas: 104-76-7) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-Ethylhexyl Glycidyl Ether Standard | 99.60% | 100mg | Research & Development Standard Material
Add to cart2-ethylhexyl glycidyl ether standard with concentration 99.60%, volume 100mg (cas: 2461-15-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylhexyl Salicylate Standard | 98.50% | 100mg | Research & Development Standard Material
Add to cart2-ethylhexyl salicylate standard with concentration 98.50%, volume 100mg (cas: 118-60-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylhexyl Salicylate Standard | 98.50% | 10mg | Research & Development Standard Material
Add to cart2-ethylhexyl salicylate standard with concentration 98.50%, volume 10mg (cas: 118-60-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylhexyl Salicylate Standard | 98.50% | 250mg | Research & Development Standard Material
Add to cart2-ethylhexyl salicylate standard with concentration 98.50%, volume 250mg (cas: 118-60-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-ethylnaphthalene Standard | 99.90% | 50mg | Research & Development Standard Material
Add to cart2-ethylnaphthalene standard with concentration 99.90%, volume 50mg (cas: 939-27-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylphenol Standard | 99.50% | 500mg | Research & Development Standard Material
Add to cart2-ethylphenol standard with concentration 99.50%, volume 500mg (cas: 90-00-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylphenol Standard | 99.60% | 100mg | Research & Development Standard Material
Add to cart2-ethylphenol standard with concentration 99.60%, volume 100mg (cas: 90-00-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylphenol Standard | 99.60% | 10mg | Research & Development Standard Material
Add to cart2-ethylphenol standard with concentration 99.60%, volume 10mg (cas: 90-00-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylpyrazine Standard | 99.90% | 100mg | Research & Development Standard Material
Add to cart2-ethylpyrazine standard with concentration 99.90%, volume 100mg (cas: 13925-00-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Ethylpyrazine Standard | 99.90% | 10mg | Research & Development Standard Material
Add to cart2-ethylpyrazine standard with concentration 99.90%, volume 10mg (cas: 13925-00-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-fluorobiphenyl Solution In Methanol | 2000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart2-fluorobiphenyl solution in methanol with concentration 2000ug/ml, volume 1.2ml (cas: 321-60-8) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-Fluorobiphenyl Standard | 99.7% | 100mg | Research & Development Standard Material
Add to cart2-fluorobiphenyl standard with concentration 99.7%, volume 100mg (cas: 321-60-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-fluorobiphenyl Standard | 99.70% | 10mg | Research & Development Standard Material
Add to cart2-fluorobiphenyl standard with concentration 99.70%, volume 10mg (cas: 321-60-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-fluorophenol Solution In Methanol | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart2-fluorophenol solution in methanol with concentration 1000ug/ml, volume 1.2ml (cas: 367-12-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-fluorophenol Solution In Methanol | 2000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cart2-fluorophenol solution in methanol with concentration 2000ug/ml, volume 1.2ml (cas: 367-12-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-Fluorophenol Standard | 99.80% | 100mg | Research & Development Standard Material
Add to cart2-fluorophenol standard with concentration 99.80%, volume 100mg (cas: 367-12-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Furanecarboxylic Acid Hydrazide Standard | ≥98% | 50mg | Environmental Monitoring Standard Material
Add to cart2-furanecarboxylic acid hydrazide standard with concentration ≥98%, volume 50mg (cas: 3326-71-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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2-Furfuryl Alcohol Standard | 98.90% | 100mg | Research & Development Standard Material
Add to cart2-furfuryl alcohol standard with concentration 98.90%, volume 100mg (cas: 98-00-0) suitable for laboratory analytical applications ensuring high precision and reliable results
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2-Heptanone Standard | 99.50% | 1mL | Research & Development Standard Material
Add to cart2-heptanone standard with concentration 99.50%, volume 1ml (cas: 110-43-0) suitable for laboratory analytical applications ensuring high precision and reliable results

