| Expiry | Code | Description | Notes |
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Indefinite | B4G1 | Buy any four ELISA kits and get the 5th one free. | North America only; Cannot be combined with other offers; Indefinite use; 5th free kit is the lowest priced kit; Cannot use online |
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| Expiry | Code | Description | Notes |
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Indefinite | B4G1 | Buy any four ELISA kits and get the 5th one free. | North America only; Cannot be combined with other offers; Indefinite use; 5th free kit is the lowest priced kit; Cannot use online |
Indefinite | N/A | $99 trial ELISA kit for new customers | |
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| Expires | Code | Description | Notes |
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| Expires | Code | Description | Notes |
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| Expires | Code | Description | Notes |
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08/31/2026 | CBA25-26 | 25% off all RayPlex kits | Excludes custom arrays |
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