1. <rt id="1ci73"><meter id="1ci73"><bdo id="1ci73"></bdo></meter></rt>

            • <td id="1ci73"></td>
            • Hotline:
              +86-22-85689619

              Teaching reagent

              Product name Specifications Packing Unit price / yuan
              Aluminium sheet Teaching (3.5100 mm) 100g
              Aluminum foil Teaching 50g
              Activated alumina Teaching 250g
              Aluminum sulfate Teaching 100g
              Zinc particle Teaching 1000g
              Zinc Sheet Teaching 100g
              Zinc sulfate Teaching 25g
              Iron Powder Teaching 100g
              Iron oxide Teaching 250g
              Iron wire Teaching 250g
              Iron filings Teaching 250g
              Ferrous sulfide Reagent 500g
              Ferric sulfate Reagent 500g
              Ferrous sulfate Teaching 100g
              Red copper ribbon Teaching 250g
              105 Records 12345 7

              Contact us

              TEL:+86-22-85689619

              Contact: Carter Cao.
              Tel/fax: +86-13802127750, +86-18622107711
              Technical consultant:Peng.Zhao     TEL:001(651)283-9609
              Email : cartercao@hotmail.com 

              Mobile

              Moblie

              Copyright(C)2020,Tianjin Guangfu Fine Chemical Research Institute All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

              人妻AV无码系列一,欧美黑人一级在线是看,秋霞在线毛片免费天天看,亚洲香蕉网久久综合影视
                1. <rt id="1ci73"><meter id="1ci73"><bdo id="1ci73"></bdo></meter></rt>

                      • <td id="1ci73"></td>