2x PH 4.00
2x PH 6.86
The calibration solution can also be reused if it’s not contaminated and it¡¯s shelf
life is about six months after watered.
The contents will make as much as 250ml every.
Just add water or distilled water.
4pcs*PH Buffer Powder(As the pictures) 2 sets
SHIPPING TIME: We promise you’ll be able to receive it in 10-20 workdays. Produced by professional factory Bihood.
DURABLE & PRACTICAL: Fast and accurate results. No wish to measure, just mix individual packs with distilled water. Calibration powders enable you to test the pH of your pool, aquarium, water, and more quickly. Works for wide range of applications; Ideal for testing pH balance of drinking water, pool, aquarium, RO system, Spa, or hydroponics
MODERN DESIGN: Designed for portability; Individual sized packets can also be tucked in drawer, bag or suitcase for commute. Super convenient and accurate; Make pH buffer powders quickly and precisely without measuring powder.
SAFE MATERIALS: BPA free and free from another harmful and toxic chemicals.
U.S. WARRANTY: If you do not like the product. Contact us anytime. We’re going to full refund to you. Sold by Bihood Direct.