Solvent black 7

Details:

<p> Solvent Black 7:  <span a="undefined" c="4" closure_uid_534747254="43" id="result_box" lang="en" ud="null"><span closure_uid_534747254="809" ud="null">Insoluble in water,</span> <span class="hps" closure_uid_534747254="810" ud="null">slightly soluble in ethanol</span><span closure_uid_534747254="811" ud="null">, benzene and toluene</span><span closure_uid_534747254="812" ud="null">, soluble in</span> <span class="hps" closure_uid_534747254="813" ud="null">oleic acid</span><span closure_uid_534747254="814" ud="null">, formic acid,</span> <span class="hps" closure_uid_534747254="815" ud="null">acetic acid</span><span closure_uid_534747254="816" ud="null">.</span> <span class="hps" closure_uid_534747254="817" ud="null">Case</span> <span class="hps" closure_uid_534747254="818" ud="null">of</span> <span class="hps" closure_uid_534747254="819" ud="null">concentrated sulfuric acid was</span> <span class="hps" closure_uid_534747254="820" ud="null">blue precipitate</span><span closure_uid_534747254="821" ud="null">,</span> <span class="hps" closure_uid_534747254="822" ud="null">in case of</span> <span class="hps" closure_uid_534747254="823" ud="null">concentrated nitric acid was</span> <span class="hps" closure_uid_534747254="824" ud="null">blue-black</span><span closure_uid_534747254="825" ud="null">.</span> <span class="hps" closure_uid_534747254="826" ud="null">Acid, alkali,</span> <span class="hps" closure_uid_534747254="827" ud="null">light fastness</span><span closure_uid_534747254="828" ud="null">.<span a="undefined" c="4" closure_uid_534747254="43" id="result_box" lang="en" ud="null"><span closure_uid_534747254="913" ud="null">Dye</span> <span class="hps" closure_uid_534747254="914" ud="null">product</span> <span class="hps" closure_uid_534747254="915" ud="null">capability</span> <span class="hps" closure_uid_534747254="916" ud="null">sun and rain,</span> <span class="hps" closure_uid_534747254="917" ud="null">a</span> <span class="hps" closure_uid_534747254="918" ud="null">very</span> <span class="hps" closure_uid_534747254="919" ud="null">solid</span> <span class="hps" closure_uid_534747254="920" ud="null">hot</span> <span class="hps" closure_uid_534747254="921" ud="null">soap</span> <span class="hps" closure_uid_534747254="922" ud="null">solution</span> <span class="hps" closure_uid_534747254="923" ud="null">and dilute</span> <span class="hps" closure_uid_534747254="924" ud="null">bleach solution</span><span closure_uid_534747254="925" ud="null">.</span> <span class="hps" closure_uid_534747254="926" ud="null">Excessive</span> <span class="hps" closure_uid_534747254="927" ud="null">oxidation</span> <span class="hps atn" closure_uid_534747254="928" ud="null">was blue-</span><span closure_uid_534747254="929" ud="null">black,</span> <span class="hps" closure_uid_534747254="930" ud="null">and</span> <span class="hps" closure_uid_534747254="931" ud="null">prone to cause</span> <span class="hps" closure_uid_534747254="932" ud="null">brittle damage</span><span closure_uid_534747254="933" ud="null">.</span><span closure_uid_534747254="934" ud="null">Oxidation</span> <span class="hps" closure_uid_534747254="935" ud="null">or</span> <span class="hps" closure_uid_534747254="936" ud="null">reduction</span> <span class="hps" closure_uid_534747254="937" ud="null">when</span> <span class="hps" closure_uid_534747254="938" ud="null">turns green.</span></span></span></span></p>