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103992 螢光素鈉

extra pure

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103992
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Overview

Replacement Information

Products

Catalogue NumberPackaging Qty/Pack
1.03992.1000 金屬罐 1 kg
Description
Catalogue Number103992
References
Product Information
CAS number518-47-8
EC number208-253-0
Hill FormulaC₂₀H₁₀Na₂O₅
Molar Mass376.27 g/mol
HS Code3212 90 90
Structure formula ImageStructure formula Image
Quality LevelMQ100
Applications
Biological Information
Physicochemical Information
Density0.78 g/cm3 (699.7 hPa, 29.6 °C)
Flash point217.6 °C
Melting Point313 - 317 °C
pH value8.36 (H₂O, 32 °C)
Bulk density600 kg/m3
Solubility500 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 6720 mg/kg
Safety Information according to GHS
RTECSLM5425000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (gravimetrically; calc. on dried substance)≥ 98 %
Identity (UV/VIS-Spectrum)passes test
Identity (IR-spectrum)passes test
pH (20 g/l, water)7.0 - 9.0
Absorption maximum λmax. (buffer pH 8.0)490 - 492 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance)≥ 1950
As (Arsenic)≤ 0.0002 %
Cd (Cadmium)≤ 0.001 %
Cu (Copper)≤ 0.01 %
Pb (Lead)≤ 0.002 %
Zn (Zinc)≤ 0.01 %
Acriflavinepasses test
TLC-Testpasses test
Loss on drying (110 °C)≤ 10 %
Global Trade Item Number
Catalogue Number GTIN
1.03992.1000 04022536045917

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