Calibration of pH pens requires that you use a test solution with a known pH level. Optimum Hydroproponix pH 4 offers a reliable, cost effect option.
Optimum Hydroponix® pH maintenance kit
| Size | 100ml, 500ml |
|---|
Prompt Shipping and Professional Packing
Our long-standing partnership with UPS FedEx DHL and other carriers around the world gives us the ability to provide a range of shipping services. Our warehouse personnel is highly-skilled and will pack your products in accordance with our exact and precise specifications. Before shipping the goods are thoroughly examined and secured. We ship to thousands clients each day across multiple countries. This shows that we're committed to being the largest retailer on the internet. We have distribution centers and warehouses located in Europe and in the USA.
Note: Orders with more than one item are assigned a processing period in accordance with the item.
Before shipping, our team will perform an exhaustive inspection of the products you ordered. The majority of orders will be sent within 48 hours. The expected delivery time is between 3-7 days.
Returns
The stock is dynamic and we are unable to completely manage it due to the fact that several parties are involved, which includes our warehouse and factory. So the actual stock may fluctuate at any moment. Be aware that your order may be out of stock when the order is placed.
The period of time is 30 days. If you haven't received your item within 30 days, we are unable to offer either a return or exchange.
The item you purchase must be in its original packaging and be unused. You must have the item in its original packaging.
Related products
Water
