Name: GROWTH TECHNOLOGY pH Buffer 4.0 | 250mls
Brand: JB LIGHTING
SKU: 13645
Price: 9.90 AUD
Availability: InStock
Rating: 5.0 (2 reviews)

Product Details

pH Buffer 4 – Calibration Solution for pH Meters 🧪

Ensure accurate readings with pH Buffer 4, designed specifically for precise pH meter calibration.

For maximum meter accuracy, first calibrate using pH Buffer 7, then follow with pH Buffer 4.

Why Use pH Buffer 4? 🎯

✅ Expertly calibrates your pH meters
📏 Ensures precise and reliable pH measurements
🔁 Maintains consistent results over time — even as your meter ages
🔍 Confirms meter performance and helps detect drift or inaccuracies

Using known reference points during calibration helps protect the accuracy of your nutrient solution measurements in hydroponic systems.

How to Use 📝

1️⃣ Pour enough pH Buffer 4 into a clean container to cover the pH probe.
2️⃣ Place the probe into the solution.
3️⃣ Calibrate the meter according to the manufacturer’s instructions.
4️⃣ Remove the probe and rinse in tap water.
5️⃣ Discard the used pH Buffer 4.
6️⃣ Store your pH meter in Probe Storage Solution.

Storage Instructions 📦

Store in a cool, dark place.

SHIPPING

*All orders are dispatched in unmarked boxes to maintain your privacy.*

DISPATCH AND DELIVERY

Orders are shipped via Australia Post or shipping platform Big Post. Orders are generally dispatched on Tuesday, Wednesday and Friday. Please allow for additional delivery time for remote areas. If you require express delivery, please contact our sales representatives at 03 9555 6667 or email grow@agradehydroponics.com to obtain a quote.

Couriers will attempt delivery to the specified address. If no one is home to receive the delivery, the couriers will leave your parcel somewhere safe. If there is no safe place, re-delivery or collection will be offered by the carrier.

Due to the increasing frequency of online fraud and theft, we are unable to ship to P.O. Boxes and Parcel Lockers.

SHIPPING COSTS

All freight charges are calculated on weight, dimensions and location. We are committed to keeping shipping charges at a minimum and do not charge handling fees.

Please note: Freight costs are subject to change. Regional areas, large and bulky orders, and tail-lift delivery occasionally incur an additional levy. Should shipping costs need to be amended it will be to reflect the actual charges, and not incur additional ‘shipping and handling’ fees. We will notify you if this rare situation occurs.

A-Grade Hydroponics reserves the right to cancel the order if shipping costs become prohibitive and customers will be issued a full refund.

PAYMENT

All payments must be cleared before dispatch. Payments can be made online via PayPal, AfterPay, PayID or Electronic Funds Transfer. Payments can also be accepted via credit card by phoning 03 9555 6667.

Please allow at least 24 hours for payments to clear.

FULFILMENT OF ORDERS

You will be notified immediately if an item is permanently unavailable, with options for a replacement item at equal or higher value, refund or store credit.

All refunds will clear within 3-5 business days. Store Credits will be issued as an electronic Gift Card to be used online or in-store.

DANGEROUS AND PROHIBITED GOODS

These goods are available for in-store collection only.

GROWTH TECHNOLOGY pH Buffer 4.0 | 250mls

A-GRADE HQ

Pickup available at A-Grade HQ