£22.65

It has never been this cheap. We have no record of a lower price.

£23 today · cheaper than every other day in the last 3 months

ARKA pH Increase for Sea Water Aquariums - 5000 ml

View at Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 25 days · 25 data points (no recent data)

Historical
Generating forecast…
£56.60 £19.26 £27.40 £35.55 £43.70 £51.85 £60.00 25 July 2026 31 July 2026 06 August 2026 12 August 2026 18 August 2026
View at Amazon ↗

Multicolor, PHINS5

Price data last checked 66 day(s) ago - refreshing...

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↑ Price chart
when this has been cheap or pricey
↑ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price Distribution

Price distribution over 25 days • 3 price levels

Days at Price
Current Price
15 days · current 7 days 3 days 0 4 8 11 15 £23 £31 £57 Days at Price

Price Analysis

Most common price: £23 (15 days, 60.0%)

Price range: £23 - £57

Price levels: 3 different prices over 25 days

Description
Maintain a stable environment for your marine life with ARKA pH Increase. Designed specifically for sea water aquariums, this solution provides a safe way to raise pH levels, helping you manage water chemistry effectively. A stable pH is vital for the health of your aquatic ecosystem, and this formula is engineered to support that stability without causing sudden, dangerous fluctuations. This treatment is formulated to protect the delicate biology of your tank. It helps prevent osmotic shock in your animals, ensuring they stay healthy even during water adjustments. Furthermore, the formula is designed to be gentle on fish gills and mucous membranes, providing a safer environment for your livestock. Whether you are managing a reef tank or a fish-only marine setup, ARKA offers a reliable way to support water quality. This 5000 ml bottle provides a long-lasting supply for your aquarium maintenance needs. Always refer to the packaging for specific directions and important information to ensure the best results for your sea water aquarium.

Key Features

Provides a safe method to increase the pH value in your sea water aquarium.

Helps prevent osmotic shock in aquatic animals during water chemistry adjustments.

Designed to protect the health of fish gills and mucous membranes.

Formulated to be not harmful to fish, coral, and other invertebrates.

Large 5000 ml size provides a long-lasting supply for aquarium maintenance.

Product Specifications
Brand
ARKA
Model
PHINS5
Colour
Multicolor
Size
5000 Ml
ASIN
B0CVBBZ9MJ
Category
Pet Supplies > Fish & Aquatic Pets > Aquarium Accessories > Water Quality Testing & Treatment > Water Treatments
Domain
Amazon UK
Listed Since
16 February 2024

Barcode

No barcode data available

Similar Products You Might Like

ARKA pH Increase - Safe Freshwater Aquarium Water Treatment
98% match

ARKA pH Increase - Safe Freshwater Aquarium Water Treatment

ARKA

£13.65 19 Aug 2026
sera mic 08005 pH Controller - Automatic CO2 Control
95% match

sera mic 08005 pH Controller - Automatic CO2 Control

sera

Price unavailable
Dupla 81354 KH+ Liquid, 5 L
95% match

Dupla 81354 KH+ Liquid, 5 L

Dupla Marin

£62.59 14 Oct 2026
Apera SX610 pH Pen Tester - Waterproof with Replaceable Probe
95% match

Apera SX610 pH Pen Tester - Waterproof with Replaceable Probe

Apera Instruments

Price unavailable
Hanna Instruments HI-70007P7P pH 7.01 Calibration Solution, 20 mL Sachet (Pack of 25)
95% match

Hanna Instruments HI-70007P7P pH 7.01 Calibration Solution, 20 mL Sachet (Pack of 25)

Hanna Instruments

£59.89 14 Oct 2026
Hobby 51168 PH/KH Fit Plus
95% match

Hobby 51168 PH/KH Fit Plus

Hobby

£62.00 13 Aug 2026
ARKA NOPO Control Nitrate and Phosphate Remover - 5000 ml
95% match

ARKA NOPO Control Nitrate and Phosphate Remover - 5000 ml

ARKA

£55.92 08 Sep 2026
Apera AI209 pH Pocket Tester - 0-14.0 Range, 0.1 Accuracy
95% match

Apera AI209 pH Pocket Tester - 0-14.0 Range, 0.1 Accuracy

Apera Instruments

£53.52 22 Oct 2026
Hobby pH Elektrode
95% match

Hobby pH Elektrode

Hobby

£46.25 20 Aug 2026
Hanna Instruments HI98130 pH/EC Combo Tester - Waterproof
94% match

Hanna Instruments HI98130 pH/EC Combo Tester - Waterproof

Hanna Instruments

£299.36 24 Aug 2026
ARKA - Complete - 5 L - KH increase and pH stabilisation for saltwater aquariums, supports stable and healthy coral growth.
94% match

ARKA - Complete - 5 L - KH increase and pH stabilisation for saltwater aquariums, supports stable and healthy coral growth.

ARKA

£45.29 12 Aug 2026
Arcadia Poly-Filter gro - High Quality Aquarium Filter Media
94% match

Arcadia Poly-Filter gro - High Quality Aquarium Filter Media

Arcadia

£72.24 21 Oct 2026
ARKA myAQUA 3800 RO System - 3800L/Day Aquarium Filter
94% match

ARKA myAQUA 3800 RO System - 3800L/Day Aquarium Filter

ARKA

Price unavailable
Apera Instruments SX625 PH Electrode for SX620 pH Meter
94% match

Apera Instruments SX625 PH Electrode for SX620 pH Meter

Apera Instruments

Price unavailable
ARKA - RB4030, Ceramic, Multi-Coloured, 40 cm
94% match

ARKA - RB4030, Ceramic, Multi-Coloured, 40 cm

ARKA

Price unavailable
Apera 201DJ-C Double Junction pH Electrode - AI3115
94% match

Apera 201DJ-C Double Junction pH Electrode - AI3115

Apera Instruments

£36.86 01 Sep 2026
Lava Pebbles 50-70 mm 20 kg - Garden Aquarium Terrarium Decor
94% match

Lava Pebbles 50-70 mm 20 kg - Garden Aquarium Terrarium Decor

ARKA

£90.46 24 Aug 2026
AQUARIAN Tap Water Safe Fish Conditioner - 118 ml
94% match

AQUARIAN Tap Water Safe Fish Conditioner - 118 ml

AQUARIAN

£2.65 23 Oct 2026
Apera Instruments AI3106 LabSen 551 Professional Combination pH Electrode for Direct Soil pH Testing, BNC Connector, POM
94% match

Apera Instruments AI3106 LabSen 551 Professional Combination pH Electrode for Direct Soil pH Testing, BNC Connector, POM

Apera Instruments

Price unavailable
TFA Dostmann PH Check G pH Meter 31.3002.06 with Fixed Glass Electrode, IP65 Splashproof, 1-3 Point Calibration, Digital, Blue
94% match

TFA Dostmann PH Check G pH Meter 31.3002.06 with Fixed Glass Electrode, IP65 Splashproof, 1-3 Point Calibration, Digital, Blue

TFA

£122.45 03 Sep 2026
ARKA - REEF CERAMIC Half Arch 40cm
94% match

ARKA - REEF CERAMIC Half Arch 40cm

ARKA

Price unavailable
Apera Instruments LabSen 881 Glass-body pH Electrode for Low Temperature Solutions, BNC Connector
94% match

Apera Instruments LabSen 881 Glass-body pH Electrode for Low Temperature Solutions, BNC Connector

Apera Instruments

£157.55 02 Sep 2026
ARKA mySCAPE LAVA PEBBLES - 20 kg Freshwater Aquarium Decor
94% match

ARKA mySCAPE LAVA PEBBLES - 20 kg Freshwater Aquarium Decor

ARKA

£99.07 10 Sep 2026
Oakton pH 4.01 Calibration Buffer Solution - 1 Gallon
94% match

Oakton pH 4.01 Calibration Buffer Solution - 1 Gallon

Oakton

£66.91 26 Aug 2026