Hello, Please send a PI for 20pcs digital specific gravity meter and confirm the questions below. Please include etials including your business address. Also include DHL shipping cost, see address below.1) What unit of neasurement is the salinity measured in (specific gravity or PPT) 2) Does the meter have ORP Show More...
Hello, Please send a PI for 20pcs digital specific gravity meter and confirm the questions below. Please include etials including your business address. Also include DHL shipping cost, see address below.1) What unit of neasurement is the salinity measured in (specific gravity or PPT) 2) Does the meter have ORP and tempoertiure as well? Regards Shawn Wilson Under The Sea Inc. 304 Church Street, Fenwick, Ontario, L0S 1C0, Canada