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chemical reagents

C14H14N3NaO3S Methyl Orange Indicator CAS 547-58-0 Vết bẩn sinh học và acid base

Chemical Reagents Methyl Orange CAS 547-58-0 Biological Stains and Acid-base Indicators Introduction: Water-soluble eosin Y is a chemically synthesized acidic dye that dissociates into negatively charged anions in water and combines with positively charged cations of the amino groups of proteins to ...

CAS 523-21-7 Sodium Rhodizonate C6Na2O6 Các chất nhuộm sinh học

Chemical Reagents Sodium Rhodizonate CAS 523-21-7 C6Na2O6 Biological Staining Agents Chemical Indicators Introduction: Appearance: Purple or brown-black crystals Melting point: 300 °C Bulk density: 620kg/m3 Storage conditions: Store at +15°C to +25°C. Uses: Used for the determination of barium, ...

Sản phẩm chăm sóc sức khỏe Bộ đệm PH HEPES CAS 7365-45-9 Dung dịch đệm lai

PH Buffers Health Care Products HEPES CAS 7365-45-9 Hybridization Buffer Introduction: 4-Hydroxyethylpiperazineethanesulfonic acid (HEPES) is an important hydrogen ion buffer, which has good buffering capacity in the pH range of 6.8 to 8.2 and can control a constant pH for a long time. The ...

Thuốc làm sạch giảm chất trung gian hữu cơ Tiurea dioxide CAS 1758-73-2

Reduction Cleaning Agent Organic Intermediate Thiourea Dioxide CAS 1758-73-2 Photographic emulsion sensitizer Introduction: Thiourea dioxide is also known as carboxamidine sulfinic acid and aminoiminomethanesulfinic acid. It is a stable compound with neither oxidizing nor reducing properties. It is ...

Bột Methyl Orange C14H14N3NaO3S Chất chỉ thị axit-bazơ CAS 547-58-0

Chemical Reagents Methyl Orange CAS 547-58-0 Orange Powder Acid-base Indicators Introduction: Orange-yellow powder or crystalline flakes. One part of the product can be dissolved in 500 parts of water. It is easily soluble in hot water and almost insoluble in alcohol. Uses: Used as an acid-base ...

C21H14Br4O5S Xanh bromocresol CAS 76-60-8 Thuốc nhuộm sinh học tế bào Chỉ thị axit-bazơ

Chemical Reagents Bromocresol Green CAS 76-60-8 Cell Stains Biological Stains Acid-base Indicators Introduction: Bromocresol green is also known as 3,3',5,5'-tetrabromo-m-cresolsulfonylphthalide and γ-Sultone. It is precipitated from acetic acid as fine light yellow crystals. Relative molecular ...

Methyl Red Sodium Salt CAS 845-10-3 Vết bẩn sinh học và chỉ số acid base

CAS 573-58-0 Bột Đỏ Congo Chỉ thị hấp phụ axit-bazơ

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...

C27H34N2O4S Màu xanh rực rỡ CAS 633-03-4 Các chỉ số cơ sở axit

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 ...