biological stains
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السودان البيولوجي I CAS 842-07-9 البقع والألوان الملونة الغذائية
Biological Stains Plant Extracts Sudan I CAS 842-07-9 Stains And Dyes Food Coloring Introduction: Yellow powder. Melting point 134℃, insoluble in water, slightly soluble in ethanol, easily soluble in grease and mineral oil, soluble benzene. It is an orange-red solution in ethanol; it is magenta in concentrated sulfuric acid, and produces an orange-yellow precipitate after dilution; it is a red solution after heating in concentrated hydrochloric acid, and forms dark green
أحمر حمضي بيولوجي 94 رقم السجل التجاري 632-69-9 مسحوق عامل تلوين الخلايا ومؤشر الامتصاص
Chemical Reagents Acid Red 94 CAS 632-69-9 Adsorption indicator Cell Staining Agent Biological Staining Agent Introduction: Appearance:Red powder. MF: C20H5Cl4I4NaO5 MW: 997.66 CAS: 632-69-9 Uses: Used as an adsorption indicator and cell staining agent. Product Name Acid Red 94 CAS 632-69-9 MF C20H5Cl4I4NaO5 MW 997.66 EINECS 211-183-3 Appearance Red powder
فلوريسين منتصف عضوي فلوريسين الصوديوم CAS 518-47-8 الصبغات البيولوجية
Fluorescein Organic Intermediate Fluorescein Sodium CAS 518-47-8 Biological Stains Dyes Introduction: Sodium fluorescein is odorless and hygroscopic. It is soluble in water, and the solution is yellow-red with a very strong yellow-green fluorescence, which disappears after acidification and reappears after neutralization or alkalization. It is slightly soluble in ethanol and almost insoluble in chloroform. The aqueous solution is isotonic with plasma. Uses: Sodium fluorescein
C27H34N2O4S الأخضر اللامع رقم السجل الكيميائي 633-03-4 مؤشرات الحمض والقاعدة الأصباغ البيولوجية الأصباغ
Chemical Reagents Brilliant Green CAS 633-03-4 Acid-base indicators Biological Stains Dyes Introduction: Green sandy substance with golden luster. Soluble in cold and hot water, the aqueous solution is green. Uses: 1. Used for dyeing cotton, silk, acrylic and linen. Also used for dyeing paper and making lakes. It can be used as an external disinfectant in medicine. 2. Mainly used for dyeing cotton, silk, acrylic and linen, and can also be used for dyeing paper and making
مؤشرات الحمض والقاعدة المواد الكيميائية اليومية ثيمول الأزرق CAS 76-61-9 البقع البيولوجية
Acid-base indicators Daily Chemicals Thymol Blue CAS 76-61-9 Biological stains Introduction: Dark green to dark brown powder. Melting point 221-224 °C (dec.) (lit.). Soluble in alcohol and dilute alkali solutions. Insoluble in water. Stable. Flammable. Its powder may form explosive mixtures with air. Incompatible with strong oxidants. Uses: Acid-base indicator, pH 1.2 (red) ~ 2.8 (yellow), 8.0 (yellow) ~ 9.6 (blue). Acid-base indicator. pH color change range 8.0 (yellow) ~ 9
الأساس الحمضي بروموثيمول Blue Indicator المواد الكيميائية البيولوجية CAS 76-59-5 الصبغات
Acid-Base Indicators Biological Chemicals Bromothymol Blue CAS 76-59-5 Dyes Introduction: Bromothymol blue is an acid-base indicator with a color change range of pH 6.0 (yellow) to 7.6 (blue). Ordinary water is neutral, with a pH of about 7, which is almost light green. Bromothymol blue is a colorless or light rose crystalline powder, which is easily soluble in alcohol, dilute alkaline solution and ammonia water, and slightly soluble in water. It turns yellow in acidic
مركب أو-كريسول فثالين 2411-89-4 C32H32N2O12 بقع مؤشر معقد
Chemical Reagents O-Cresolphthalein Complexone CAS 2411-89-4 C32H32N2O12 Biological Stains Complex Indicators Acid-base Indicators Introduction: O-Cresolphthalein Complexone is a white or yellow powder, insoluble in water, soluble in dilute alkali and blue, with a pH value of 8.2-9.8 (color ranges from colorless to red); the maximum absorption peak is 566 (381) mm. Uses: Biological Stains Complex Indicators Acid-base Indicators. Product Name O-Cresolphthalein Comple CAS 2411
مؤشر الامتصاص الميثيلين الأزرق الثلاثي الهيدرات CAS 7220-79-3 مؤشر إزالة الأكسدة
Adsorption Indicator Biological Chemicals Methylene Blue Trihydrate CAS 7220-79-3 Redox Indicators Introduction: Methylene blue is a phenothiazine salt with a dark green bronze crystalline or powdery appearance, soluble in water and ethanol. Methylene blue is stable in air, and its aqueous solution is alkaline and toxic. Uses: Bacterial stain. Mixed indicator for serum protein biochemical test. Prepare staining solution for exfoliated cell test. Prepare alkaline methylene
CAS 573-58-0 مؤشر امتصاص الأساس الحمضي في مسحوق الكونغو الأحمر
Chemical Reagents Congo Red CAS 573-58-0 Acid-base indicators Adsorption Indicators Biological Stains Introduction: Brown-red powder, easily soluble in hot water, soluble in 10 parts of cold water, the solution is yellow-red. Uses: 1. Mainly used for dyeing textiles and paper products such as cotton, linen, silk, etc. 2. Used as an indicator. Commonly used indicator in laboratories. It is also a kind of carcinogenic disperse dye, used for standard product detection. 3. Used
