<pre id="lpp3n"><ruby id="lpp3n"></ruby></pre>
          <pre id="lpp3n"><ruby id="lpp3n"><ruby id="lpp3n"></ruby></ruby></pre>
          <p id="lpp3n"></p>

            <pre id="lpp3n"><del id="lpp3n"></del></pre>

                Porducts

                Current positionHome > Porducts

                CR-39(DY-437)

                CR-39(DY-437)
                Product name: CR-39(DY-437)
                Cas No.: 142-22-3

                Chemical name: Allyl Diglycol Carbonate;2,5,8,10-Tetraoxatridec-12-enoic acid, 9-oxo-, 2-propenyl ester
                Molecular formula: C12H18O7
                Molecular weight: 274.27
                Packing: net wt 225kg in metal pail or plastic drum.
                Quality standard

                Item

                Index

                Appearance

                colorless or light color transparent liquid

                Refractive index

                1.450-1.460

                Moisture

                ≤0.2%

                Chroma

                ≤10(Pt-Co)

                Viscosity

                ≥14.0mm2/s

                Chromatographic purity

                Assay≥83.0%

                Dimer≤15.0%

                Single impurity≤1.0%

                Other any single impurity≤1.0%

                Yellow index:0.74 

                Refractive index: 1.498

                Abbe number: 58
                If you have questions, please contact us

                Sales manager: 
                Mr. Zhou +86-13979586677
                Tel: +86-795-7290969
                E-mail: sales@dayupharm.com

                mobile
                Home

                Home

                About us

                About us

                Products

                Products

                Contact us

                Contact us

                亚洲精品a,无码精品国产AV网,亚洲熟妇无码一区二区三区,久久精品国产91精品亚洲,国产一二三区无码免费

                      <pre id="lpp3n"><ruby id="lpp3n"></ruby></pre>
                        <pre id="lpp3n"><ruby id="lpp3n"><ruby id="lpp3n"></ruby></ruby></pre>
                        <p id="lpp3n"></p>

                          <pre id="lpp3n"><del id="lpp3n"></del></pre>