Stay Balanced! 🌊 Elevate your calibration game. 500ml size ensures you get more for less. Easy to use for both professionals and enthusiasts. Achieve perfect pH balance effortlessly. Bottled in a cutting-edge solution facility. Meets national and international quality standards. Global compliance 500ml convenience pH 7.00 accuracy The AQUASOL Digital Calibration Solution pH 7.00 is a high-quality, 500ml buffer solution designed for precise calibration of pH meters. Manufactured by RAKIRO Biotech Systems in India, it complies with both national and international standards, ensuring reliability and accuracy for all your calibration needs.