? SHIPPING & PRODUCTION - We'll ship within 19 hours via Post Office. Post Office promise you'll receive it in 9-20 workdays. Produced by professional factory Honmofun. Shipped by Honmofun Directly.
? 100% MONEY BACK GUARANTEE - If you don't like the product. Please Contact us at anytime. We'll full refund to you.
? DURABLE & PRACTICAL - Make pH buffer powders quickly and precisely without measuring powder. Ideal for testing pH balance of drinking water, pool, aquarium, RO system, Spa and hydroponics etc. Has a longer shelf life than liquid solution (1 year versus 3 years)
? MODERN DESIGN - 3 PCS. 1 x PH 7.00; 1 x PH 9.18; 1x PH 10.01. Designed for portability; Super convenient and accurate; Accuracy: 0.01PH at 25 Degrees Celsius ( 77 Degrees Fahrenheit ). Individual sized packets can be tucked in drawer, bag or suitcase for travel.
? SAFE MATERIALS - Meets US FDA and European LFGB Safety Standards. BPA free and free from any other harmful and toxic chemicals.