Prime vs Brightwell Erase-Cl: confirm the formulation and full label

Quick answer

Liquid Erase-Cl and powdered Erase-CL P are separate formulations. Their names do not establish the same dose or permission to transfer an aquarium recipe.

What could be confirmed

Brightwell’s accessible overview identifies liquid Erase-Cl for marine and freshwater conditioning, with named chlorine/chloramine and nitrogen-compound claims. Those are the manufacturer’s claims, not comparative testing against Prime.

Where to obtain the complete dose reference

The overview refers readers to a Technical section, but a full current liquid dosing panel could not be verified in this source check. No numeric liquid Erase-Cl recipe is published here. Check your bottle and obtain the full directions from Brightwell before calculating; a missing reference must not be filled with Prime’s rate.

What a useful comparison needs

No escalation or iodine recipe

The overview’s mention of iodine neutralisation does not provide a safe corrective formula for this guide. This page offers no iodine-overdose or emergency repeat-dose schedule. No Erase-Cl calculator is enabled on the site.

Choose the right calculator

Prime calculator covers its supported standard modes. This page does not add a calculator for the comparison product or authorise substitution. Keep the exact bottle and full directions beside your result. Check medication compatibility before combining products.

Sources and check scope

• Seachem Prime manufacturer information
• Brightwell Erase-Cl official overview; full dose panel not verified

Sources checked 28 October 2026. Manufacturer overview checked; unavailable full liquid directions mean no numeric Erase-Cl recipe is published. This source check was assisted by AI; it is not an independent human expert or veterinary review. Match the exact pack and consult its manufacturer if directions conflict.