Coupon code applied successfully : Free shipping on orders over $50 View cart “Stabilizer” has been added to your cart. Alkalinity Increaser$10.50 Maintaining your Alkalinity goes hand in hand with maintaining your pH. The ideal alkalinity level is between 80 and 120 ppm. Alkalinity Increaser quantity Add to cart Category: Pool Chemicals Related products Add to cart PH Plus $3.75 Add to cart 3″ Tabs $60.50 Add to cart Stabilizer $8.50 Add to cart Carboy Shock $25.00