Acetic Water 0.6% ACS Sterile Water. Please make sure to keep your Acetic Acid Water sealed up. Certificate of Analysis test sheets are available for existing customers or can be send with order. Items are shipped out within 24-48 hours or next business day. Delivered in a plain envelope or bubble mailer. If you are shopping for this you know what it is and what it is for, if you don’t, we recommend that you research this product before purchasing. Your satisfaction is one of our top priorities, If anything is not to your satisfaction, Please communicate, we want you to be satisfied.