Standards

Establish national and industrial standards

Establish national and industrial standards:

 

National Standards:
(1) Water treatment chemical Ferrous sulfate, bureau of national standard, national standard  GB 10531-2014;
(2) Water treatment chemical: Ferric chloride, bureau of national standard, national standard  GB 4482-2014;
(3) Water purify chemical: Polymerized ferric sulphate, bureau of national standard, national standard  GB 14591-2016;
(4)Water treatment chemical Polyacrylamide,  bureau of national standard/ Science and Technology Commission of Shanghai, national standard  GB17514-2009;
(5) Coagulation-Deposition jar test of water,  bureau of national standard/ Science and Technology Commission of Shanghai, national standard  GB/T 16881-2008;
(6) Water treatment chemical―Poly aluminium chloride, bureau of national standard, national standard  GB 15892-2009;
(7) Water treatment chemical:, polymeric aluminum sulfate-silicate, bureau of national standard/ Science and Technology Commission of Shanghai, national standard HG/T 4537-2013
(8) Water purify chemical: , poly (diallyldimethylammonium chloride) bureau of national standard, (2013-2014)national standard  
(9) Water treatment chemical:, Polymeric ferric chloride (2014-2015)  bureau of national standard
(10) Water treatment chemical:, Ferric chloride (2014-2015)  bureau of national standard

 

Industrial standards:
(1) Polyethylene succinate (salt),bureau of national standard/ Science and Technology Commission of Shanghai, HG/T 2823-2013;
(2) Poly (ethylene succinate) in the circulating cooling water content determination method bureau of national chemical industry standard, HG/T 4542—2013
(3) Polyaspartic acid (salt), bureau of national standard/ Science and Technology Commission of Shanghai, HG/T3822-2006.