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 8251–8275 of 16835 results
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L-Norleucine Standard | 99.0% | 10mg | Research & Development Standard Material
Add to cartL-norleucine standard with concentration 99.0%, volume 10mg (cas: 327-57-1) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Norvaline Standard | 99.80% | 100mg | Research & Development Standard Material
Add to cartL-norvaline standard with concentration 99.80%, volume 100mg (cas: 6600-40-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Norvaline Standard | 99.80% | 10mg | Research & Development Standard Material
Add to cartL-norvaline standard with concentration 99.80%, volume 10mg (cas: 6600-40-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-O-Phosphoserine Standard | 99.5% | 100mg | Research & Development Standard Material
Add to cartL-o-phosphoserine standard with concentration 99.5%, volume 100mg (cas: 407-41-0) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-O-Phosphoserine Standard | 99.5% | 10mg | Research & Development Standard Material
Add to cartL-o-phosphoserine standard with concentration 99.5%, volume 10mg (cas: 407-41-0) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Ornithine Standard | 98% | 100mg | Research & Development Standard Material
Add to cartL-ornithine standard with concentration 98%, volume 100mg (cas: 70-26-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-PHENYLALANINE-D5 ISOTOPE STANDARD | 98.0% | 1mg | Research & Development Standard Material
Add to cartL-phenylalanine-d5 isotope standard with concentration 98.0%, volume 1mg (cas: 56253-90-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-PHENYLALANINE-D8 ISOTOPE STANDARD | 98% | 10mg | Research & Development Standard Material
Add to cartL-phenylalanine-d8 isotope standard with concentration 98%, volume 10mg (cas: 17942-32-4) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Phenylephrine Standard | 99.7% | 10mg | Research & Development Standard Material
Add to cartL-phenylephrine standard with concentration 99.7%, volume 10mg (cas: 59-42-7) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Proline Solution In Water | 1000ug/mL | 1.2mL | Water Quality Analysis Standard Material
Add to cartL-proline solution in water with concentration 1000ug/ml, volume 1.2ml (cas: 147-85-3) ideal for chemical titration and analysis ensuring high precision and reliable results
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L-Proline Solution In Water | 100ug/mL | 2mL | Water Quality Analysis Standard Material
Add to cartL-proline solution in water with concentration 100ug/ml, volume 2ml (cas: 147-85-3) ideal for chemical titration and analysis ensuring high precision and reliable results
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L-Proline Standard | 99.99% | 1g | Research & Development Standard Material
Add to cartL-proline standard with concentration 99.99%, volume 1g (cas: 147-85-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Pyroglutamic Acid Standard | 98.8% | 100mg | Environmental Monitoring Standard Material
Add to cartL-pyroglutamic acid standard with concentration 98.8%, volume 100mg (cas: 98-79-3) ideal for chemical titration and analysis ensuring high precision and reliable results
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L-Reduced Glutathione Standard | 99.9% | 100mg | Research & Development Standard Material
Add to cartL-reduced glutathione standard with concentration 99.9%, volume 100mg (cas: 70-18-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Reduced Glutathione Standard | 99.9% | 10mg | Research & Development Standard Material
Add to cartL-reduced glutathione standard with concentration 99.9%, volume 10mg (cas: 70-18-8) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Rhamnose Monohydrate (L-Rhamnose) Standard | 99.1% | 50mg | Research & Development Standard Material
Add to cartL-rhamnose monohydrate (l-rhamnose) standard with concentration 99.1%, volume 50mg (cas: 10030-85-0) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Selenocystine Standard | 97.30% | 100mg | Research & Development Standard Material
Add to cartL-selenocystine standard with concentration 97.30%, volume 100mg (cas: 29621-88-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Selenocystine Standard | 97.5% | 10mg | Research & Development Standard Material
Add to cartL-selenocystine standard with concentration 97.5%, volume 10mg (cas: 29621-88-3) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Selenomethionine Standard | 98.0% | 10mg | Research & Development Standard Material
Add to cartL-selenomethionine standard with concentration 98.0%, volume 10mg (cas: 3211-76-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Selenomethionine Standard | 98.90% | 100mg | Research & Development Standard Material
Add to cartL-selenomethionine standard with concentration 98.90%, volume 100mg (cas: 3211-76-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Tartaric Acid Solution In Water | 1000ug/mL | 1.2mL | Water Quality Analysis Standard Material
Add to cartL-tartaric acid solution in water with concentration 1000ug/ml, volume 1.2ml (cas: 87-69-4) ideal for chemical titration and analysis ensuring high precision and reliable results
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L-Theanine (Theanine) Standard | 99.0% | 100mg | Research & Development Standard Material
Add to cartL-theanine (theanine) standard with concentration 99.0%, volume 100mg (cas: 3081-61-6) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Thioproline Standard | 99.9% | 250mg | Research & Development Standard Material
Add to cartL-thioproline standard with concentration 99.9%, volume 250mg (cas: 34592-47-7) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Threonine Standard | 99.8% | 100mg | Research & Development Standard Material
Add to cartL-threonine standard with concentration 99.8%, volume 100mg (cas: 72-19-5) suitable for laboratory analytical applications ensuring high precision and reliable results
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L-Threonine Standard | 99.90% | 10mg | Research & Development Standard Material
Add to cartL-threonine standard with concentration 99.90%, volume 10mg (cas: 72-19-5) suitable for laboratory analytical applications ensuring high precision and reliable results
