Use these Brix refractometers to measure concentration of fruits, beverages, and canned goods; total solid content of syrups, vinegar, and sauces; or check the quality of vegetable, fruit, and grass tissues. Refractometers can also be used for chemical, agricultural, manufacturing process control, quality control, preshipment, and other applications.Brix Refractometers feature a screw potentiometer for calibration and easy-to-read numbers on internal scale for excellent resolution. Models with automatic temperature compensation (ATC) are perfect for applications where the temperatures of your samples vary. Ships ASAP from California! Precision accuracy ensures process and quality control across the entire Brix range Range 58.0-90.0% Brix International Shipping: Shipping will be via US Postal's Air Mail/Global Priority (3-8 business days) is $15.00 ($12.00 to Canada) . There can be Customs delays, and there aren't any Tracking Numbers. WE ARE NOT RESPONSIBLE FOR CUSTOMS DELAYS OR LOST PACKAGES! We get the packages to the shipper, they ship it to you. Don't worry! They do have wonderful service and assist in reducing your import taxes. Buy more items, for a total of 2 portable refractometers, and the shipping charge is still just $15.00 (world)/$12.00 (Canada) via the Air Mail/Global Priority! Of course, you'll have to win this auction to get the first item! Air Mail/Global Priority: World: $15.00 Canada: $12.00 For an additional $15.00 you can upgrade to USPS Express Mail (which takes 3-5 business days) and includes Shipping Insurance to $100.00, Delivery Confirmation and a Tracking Number. National Industrial Supply 30777 Rancho California #891420 Temecula, CA 92591, USA Sales: 951.308.9269 Fax: 310.833.7306 Email: nisupply@gmail.com We prefer Paypal! Pay me securely with any major credit card through PayPal!