Does it remove tennins How can I use it

If you mean tannins then, no it won't remove it

Should I need to remove it when adding Paracidol

No,not needed to remove ,only activated carbon should be removed

Is it going to be too strong for a 20 gallon tank? Is there a smaller pack available?

This is fine for that tank size.

Why Seachem Purigen is out of stock everywhere and when will it come to the stock again ?

There is an equally effective local version

Seachem Purigen 100 Ml | Desertcart Denmark

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Description

💎 Elevate your aquarium game with Purigen – clarity that commands attention!

ECO FRIENDLY REUSABLE - Easily regenerated with a simple bleach solution, reducing waste and saving costs.
LONG LASTING PERFORMANCE - One 100 ml pack can maintain clarity for up to 9 months under typical bio-loads.
CRYSTAL CLEAR WATER ALWAYS - Transforms hazy water into sparkling clarity, elevating your tank’s aesthetic instantly.
ULTIMATE ORGANIC WASTE CONTROL - Removes nitrogenous organics faster than any other resin, keeping your aquarium pristine.
DUAL USE FOR MARINE FRESHWATER - Versatile design perfect for all aquarium types, ensuring broad compatibility.

Seachem Purigen is a premium synthetic adsorbent resin designed to remove nitrogenous organic waste from both marine and freshwater aquariums. It boasts the highest capacity for organic filtration on the market, significantly improving water clarity and redox potential without disturbing essential trace elements. Durable and regenerable, Purigen offers long-lasting, eco-friendly performance that keeps your aquatic environment crystal clear and healthy.

Specifications

ASIN	B0002A5VK2
Best Sellers Rank	#3,854 in Pet Supplies ( See Top 100 in Pet Supplies ) #50 in Water Treatments
Brand	Seachem
Brand Name	Seachem
Customer Reviews	4.5 out of 5 stars 11,435 Reviews
Global Trade Identification Number	00000116016506
Included Components	1 Piece Seachem Purigen
Item Form	Liquid
Item Weight	64 g
Liquid Volume	100 Millilitres
Manufacturer	AQUATIC REMEDIES, AQUATIC REMEDIES , Reg. Off. #5, South Made Street, Kolathur , Chennai , Tamil Nadu-99 ; +91 7042836466 Manufacturer AQUATIC REMEDIES, AQUATIC REMEDIES , Reg. Off. #5, South Made Street, Kolathur , Chennai , Tamil Nadu-99 ; +91 7042836466 See more
Manufacturer Contact Information	AQUATIC REMEDIES , Reg. Off. #5, South Made Street, Kolathur , Chennai , Tamil Nadu-99 ; +91 7042836466
Manufacturer Part Number	ASM165
Model Number	165
Net Quantity	1000.0 Milliliters
Packer Contact Information	Eagle Network Supply Pvt. Ltd. , Khasra No. 399 Delhi - 110030 ; +91 1143528338
Target Species	Fish
UPC	000116016506
Unit Count	1000.0 Milliliters
Warranty Description	no warranty available
country-of-origin	USA

Reviews

A**R

17.02.2026

I**D

16.05.2025

S**S

21.05.2025

S**H

22.08.2019

R**G

19.10.2024

R**E

17.05.2023

D**R

13.12.2025

A**R

15.09.2024

N**M

28.02.2026

P**P

24.03.2024

P**H

4.04.2025

R**A

9.10.2025

B**O

18.03.2026

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246 kr

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Sold byAmazon DenmarkDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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Received my product in pristine condition. Great service overall.

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Seachem Purigen, 100 ml

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