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GSI has prepared modified peptides that can be fluorescently labeled, biotinylated, phophorylated, acetylated, or have one or more disulfides (see available peptide modifications). GSI has prepared >100,000 peptides for scientists all over the world. GSI products and services have been referenced in several hundreds peer reviewed publications. GSI peptide chemists can help you make peptides tailored to your specific requirements from mg to grams and purities approaching 98-100%.
If you need a custom peptide, please contact us with your needs and take advantage of our expertise. We will be happy to provide a cost estimates and turn around time. Use on-line price quote request form.
Custom Peptide Analyses-General Price Guidelines
Amino Acid Analysis
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Description
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Price
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Amino Acid Analysis
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$100
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***Typical quantities required are 0.1 to 0.5 mg, depending on molecular weight
Mass Spectral Analysis
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Description
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Price
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MW<5000 daltons
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$30
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MW>5000 daltons
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$50
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***Typical quantities required are 0.1 to 0.5 mg, depending on molecular weight
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