Fluorescein, pure – 25 g Producator: Thermo Scientific Formula: C₂₀H₁₂O₅ MW: 332,31 g/mol Melting Pt: 314…316 °C Storage Temperature: Ambient MDL Number: MFCD00005050 CAS Number: 2321-07-5 Merck Index: 13,04185 Specification Test Results Appearance Red-brown to rust brown to brown Powder Infrared spectrum Conforms Loss on drying ≤3 % Sulfated ash ≤0.5 % Specific absorbance ≥1800 (490 +/- 5 nm , 0.5% A (1%/1cm) aq. soln. of ...

Fluorescein, pure – 25 g Producator: Thermo Scientific Formula: C₂₀H₁₂O₅ MW: 332,31 g/mol Melting Pt: 314…316 °C Storage Temperature: Ambient MDL Number: MFCD00005050 CAS Number: 2321-07-5 Merck Index: 13,04185 Specification Test Results Appearance Red-brown to rust brown to brown Powder Infrared spectrum Conforms Loss on drying ≤3 % Sulfated ash ≤0.5 % Specific absorbance ≥1800 (490 +/- 5 nm , 0.5% A (1%/1cm) aq. soln. of Na2CO3) Rhodamine B 98+%, pure – 10 g Supplier: Thermo Scientific Specification Test Results Appearance Dark green Powder or crystals Infrared spectrum Conforms HPLC ≥98.0 % Moisture ≤2.0 % (105°C) PBS – 1000 ml Producator: Corning Life Sciences Dulbecco's Phosphate Buffered Saline (DPBS) is a buffer solution which can be used to maintain cell culture media in the physiological pH range of 7,0 to 7,6. Low endotoxin - < 0,25 EU/ml Mycoplasma tested Liquid media products are formulated with cell culture grade WFI water Manufactured in a cGMP environment It can serve as an irrigating, transporting or diluting fluid while maintaining cell tonicity and viability for a limited period of time. Certifications: Complete Certificate of Analysis available for each production lot, along with full formulation information. Caution: Storage temperature: Solutions 2 - 30 °C

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