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 8276–8300 of 16835 results
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L-Tryptophan Standard | 99.5% | 0.25g | Research & Development Standard Material
Add to cartL-tryptophan standard with concentration 99.5%, volume 0.25g (cas: 73-22-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Tyrosine Standard | 99.26% | 250mg | Research & Development Standard Material
Add to cartL-tyrosine standard with concentration 99.26%, volume 250mg (cas: 60-18-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Valine Standard | 98.0% | 100mg | Research & Development Standard Material
Add to cartL-valine standard with concentration 98.0%, volume 100mg (cas: 72-18-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Valine Standard | 99.50% | 10mg | Research & Development Standard Material
Add to cartL-valine standard with concentration 99.50%, volume 10mg (cas: 72-18-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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L(-) Fucose Standard | 99% | 0.25g | Research & Development Standard Material
Add to cartL(-) fucose standard with concentration 99%, volume 0.25g (cas: 2438-80-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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Labetalol Hydrochloride Standard | 98.1% | 100mg | Environmental Monitoring Standard Material
Add to cartLabetalol hydrochloride standard with concentration 98.1%, volume 100mg (cas: 32780-64-6) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lacidipine Standard | 95.10% | 100mg | Environmental Monitoring Standard Material
Add to cartLacidipine standard with concentration 95.10%, volume 100mg (cas: 103890-78-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lacidipine Standard | 99.90% | 10mg | Environmental Monitoring Standard Material
Add to cartLacidipine standard with concentration 99.90%, volume 10mg (cas: 103890-78-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactate Solution In Water Standard Material | 1000ug/mL | 20mL | Water Quality Analysis Standard Material
Add to cartLactate solution in water standard material with concentration 1000ug/ml, volume 20ml (cas: 50-21-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactated Ringer’s (sterile) | refer to certificate | 100mL | Environmental Monitoring Standard Material
Add to cartLactated ringer’s (sterile) with concentration refer to certificate, volume 100ml ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactic Acid (DL-lactic Acid) Standard | 91% | 100mg | Environmental Monitoring Standard Material
Add to cartLactic acid (dl-lactic acid) standard with concentration 91%, volume 100mg (cas: 50-21-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactic Acid (L-lactic Acid) Standard | 98% | 500mg | Environmental Monitoring Standard Material
Add to cartLactic acid (l-lactic acid) standard with concentration 98%, volume 500mg (cas: 79-33-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactic Acid Phenol Cotton Blue Dyeing Solution | refer to certificate | 5mL*6 | Environmental Monitoring Standard Material
Add to cartLactic acid phenol cotton blue dyeing solution with concentration refer to certificate, volume 5ml*6 ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactic Acid Standard | 90.80% | 10mg | Environmental Monitoring Standard Material
Add to cartLactic acid standard with concentration 90.80%, volume 10mg (cas: 50-21-5) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactitol Anhydrous (Lactitol) Standard | ≥98% | 500mg | Research & Development Standard Material
Add to cartLactitol anhydrous (lactitol) standard with concentration ≥98%, volume 500mg (cas: 585-86-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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Lactitol Monohydrate (Lactitol Monohydrate) Standard | ≥98% | 100mg | Research & Development Standard Material
Add to cartLactitol monohydrate (lactitol monohydrate) standard with concentration ≥98%, volume 100mg (cas: 81025-04-9) suitable for laboratory analytical applications ensuring high precision and reliable res…
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Lactitol Standard | 99.60% | 100mg | Research & Development Standard Material
Add to cartLactitol standard with concentration 99.60%, volume 100mg (cas: 585-86-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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Lactoferrin Solution In Water | 10mg/mL | 10mL | Water Quality Analysis Standard Material
Add to cartLactoferrin solution in water with concentration 10mg/ml, volume 10ml (cas: 112163-33-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactoflurazide Standard | 93.20% | 100mg | Research & Development Standard Material
Add to cartLactoflurazide standard with concentration 93.20%, volume 100mg (cas: 77501-63-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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Lactoflurazide Standard | 99.40% | 10mg | Research & Development Standard Material
Add to cartLactoflurazide standard with concentration 99.40%, volume 10mg (cas: 77501-63-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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Lactofluroperazide Solution In Acetonitrile | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartLactofluroperazide solution in acetonitrile with concentration 1000ug/ml, volume 1.2ml (cas: 77501-63-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lactose (anhydrous Lactose) Standard | 99.5%(GC) | 1g | Research & Development Standard Material
Add to cartLactose (anhydrous lactose) standard with concentration 99.5%(gc), volume 1g (cas: 63-42-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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Lactulose Standard | 99.20% | 100mg | Research & Development Standard Material
Add to cartLactulose standard with concentration 99.20%, volume 100mg (cas: 4618-18-2) suitable for laboratory analytical applications ensuring high precision and reliable results
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Lambda-cyhalothrin Solution In Acetone | 1000ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartLambda-cyhalothrin solution in acetone with concentration 1000ug/ml, volume 1.2ml (cas: 91465-08-6) ideal for chemical titration and analysis ensuring high precision and reliable results
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Lambda-cyhalothrin Solution In Acetone | 100ug/mL | 1.2mL | Environmental Monitoring Standard Material
Add to cartLambda-cyhalothrin solution in acetone with concentration 100ug/ml, volume 1.2ml (cas: 91465-08-6) ideal for chemical titration and analysis ensuring high precision and reliable results
