API Replacement Test Tube
Category: Aquarium Water Test
The API Replacement Test Tube provides a reliable spare for your aquarium and pond water testing kits, ensuring you can continue accurate monitoring without interruption.
- Fits all standard API water test kits for both aquarium and pond applications.
- Includes a secure cap to keep samples sealed and protected.
- Made from clear, durable plastic for easy visual inspection of water samples.
- Simple to insert and remove, offering a quick replacement when needed.
- Designed to match the original test tube dimensions for seamless compatibility with existing kits.
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Before work begins
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
View policyRefund requests
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Please contact us for the refund processing timeframe before returning an item.
View policyDelivery for your items
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Standard Shipping · United States: $0.00
Express Shipping · United States: $3.99
View policySending an item back
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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.
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