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As nouns the difference between chromate and chromite is that chromate is while chromite is . chromate . English. Noun (wikipedia chromate) Chromate is a related term of chromium. As nouns the difference between chromate and chromium is that chromate is (chemistry) any salt of chromic acid; in solution the yellow chromate anion (cro 4 2-) is in equilibrium with the orange dichromate anion (cr 2 o 7 2-), the relative amount of each ion depending on the ph; they are both very powerful oxidizing agents while chromium is a metallic I am confused about the difference between CHROMATE and CHROMIUM as it relates to conversion coatings (hexavalent or trivalent) on zinc. There are standards that refer to Chromate (ASTM B 201, ISO 3613 [affil. link to spec at Techstreet],JIS H 8625) and others that refer to Chromium (MIL-DTL-14538D, ASTM D 6492, SAE AMSQQC320 [affil. link to 2019-11-19 The key difference between chromate and dichromate is that chromate appears in a bright yellow colour, whereas dichromate appears in a bright orange colour.. Chromate and dichromate are anions containing chromium and oxygen atoms. Therefore, they are oxyanions of chromium. We often use these terms as general terms to name the compounds containing these anions. Chromite is a related term of chromium. As nouns the difference between chromite and chromium is that chromite is (mineral) a dark brown mineral species with the formula fecr 2 o 4 while chromium is a metallic chemical element (symbol cr) with an atomic number of 24. 2020-9-3 Understanding the Difference Between Chromates and Passivates. Sep 3, 2020. A chromate is a conversion coating in which hexavalent chrome reacts with a zinc finish to convert that finish into a protective coating. Passivates were developed in response to the drive to trivalent passivates. 2020-7-31 High amounts of chromium are found naturally in two minerals: chromite (FeCr 2 O 4) and crocoite (PbCrO 4), also known as lead chromate or “red lead.” Crocoite is a brilliant reddish-orange colored, four-sided crystal mineral that was discovered in 1765 at the Beresof mine near Ekaterinburg in the Ural Mountains of Siberia. In context|chemistry|lang=en terms the difference between dichromate and chromate is that dichromate is (chemistry) any salt of dichromic acid; in solution the orange dichromate anion (cr 2 o 7 2-) is in equilibrium with the yellow chromate anion (cro 4 2-), the relative amount of each ion depending on the ph; they are both very powerful oxidizing agents while chromate is (chemistry) any salt As nouns the difference between chromite and chrome is that chromite is (mineral) a dark brown mineral species with the formula fecr 2 o 4 while chrome is chromium, when used to plate other metals. As a verb chrome is to plate with chrome. Get Price . Chromite Beneficiation Process. Between Alkyd based ZINC CHROMATE and Polyamide cured Epoxy based ZINC CHROMATE which one is superior w.r.t. the above KPI as in Q1 ? In general Epoxy coatings are more durable than alkyd coatings. It does not make a difference if the pigmentation comprises a zinc chromate 
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