biological stains
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สีย้อมและสีย้อมชีวภาพซูดาน I CAS 842-07-9 สีย้อมอาหาร
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 ...
ผงสีย้อมเซลล์ตัวบ่งชี้การดูดซับ Biological Acid Red 94 CAS 632-69-9
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 ...
สารตัวกลางอินทรีย์ฟลูออเรสซีน ฟลูออเรสซีนโซเดียม CAS 518-47-8 สีย้อมชีวภาพ
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 ...
C27H34N2O4S สีเขียวสดใส CAS 633-03-4 ตัวชี้แจงฐานกรด
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 ...
ตัวบ่งชี้กรด-เบส เคมีภัณฑ์ประจำวัน ไทมอลบลู CAS 76-61-9 สีย้อมชีวภาพ
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...
สารเคมีชีววิทยา CAS 76-59-5 สารสี
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 ...
O-Cresolphthalein Complexone 2411-89-4 C32H32N2O12 สีย้อม ตัวบ่งชี้เชิงซ้อน
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 ...
ตัวชี้วัดการซึมซับ เมธีเลนสีฟ้าไตรไฮดราต CAS 7220-79-3 ตัวชี้วัดการลดออก
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 ...
CAS 573-58-0 ผงคองโกเรด ตัวบ่งชี้การดูดซับกรดเบส
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...
