Litmus Paper Blue

       About the chlorine test paper

      Total residual chlorine exists in water in the form of free chlorine,chloramines and organic

        chloramines. Chlorine test paper is used for detecting the concentration of total 

        residual chlorine in the water.

       Usage method 

        1.Quick and simple to use. Simply immerse the strip in the test sample for the stated number 

           of seconds,

          2.Shake the strip to remove any excess solution. In some tests this step may not be                                                 necessary,

          3.Wait for the reaction to take place. No other equipment is necessary. Resuts can be read             

           from as quick as 2 seconds,

        4.Simply compare the colour produced on the test strip with the colour chart on the label. The   

           result is determined from the corresponding colour,

         Can you provide us competitive prices and good quality products?

          Yes, all of our products have very competitive pricing with high quality. We have our strict evaluation

         criteria of quality in our own factory; COA will be shipped with your products shipment if you required.  

        Shipping 

        If your order is small this time, Door to Door Service is the best choice via UPS,

         FEDEX,DHL,EMS,Etc. For big quantity orders, by air or by sea through forwarders

         is the Normal Way , we can provide cost-effective forwarder for your reference.

        About sample

        1) For our new customers, you need to afford the sample fee and shipping cost, and the

         cost will be refund when formal order placed. Only for our regular customers, we can

         provide free sample

         2) Sample delivery date is within 1-2days, if have stocks; New designing sample need

         about 3-7 days