1.04170

Erythrosine B (C.I. 45430)

• 実験式（ヒル表記法）: C₂₀H₆I₄Na₂O₅
• CAS番号: 16423-68-0
• 分子量: 879.86
• MDL番号: MFCD00144257
• UNSPSCコード: 41116130
• NACRES: NA.21

特性

• フォーム: solid
• 品質水準: 200
• 有効性: 1840 mg/kg LD₅₀, oral (Rat)
• 組成: Dye, ≥80% gravimetric
• pH: 6-7 (20 °C, 10 g/L in H₂O)
• 溶解性: 100 g/L
• かさ密度: 470 kg/m³
• アプリケーション: diagnostic assay manufacturing; hematology; histology
• 保管温度: 2-30°C
• SMILES記法: [Na+].[Na+].Ic1c2c(cc(c1[O-])I)C(=C4C(=C(C(=O)C(=C4)I)I)O2)c3c(cccc3)C(=O)[O-]
• InChI: 1S/C20H8I4O5.2Na/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2
• InChI Key: IINNWAYUJNWZRM-UHFFFAOYSA-L

詳細

詳細

Erythrosin B (C.I. 45430)for microscopy Certistain^®, is a dry dye for microscopy that is often used as a counterstain, vizualising proteins, connective tissues, fibers and keratin in sample material of human origin. Depending on user requirements and personal preferences, it can be used for the preparation of the commonly used aqueous or alcoholic Erythrosin B staining solutions. As the dye belongs to the portfolio of Certistain^® dyes, it is chemically analyzed according to strict specifications before release and a high staining quality, with reliable staining results is guaranteed.

アプリケーション

for microscopy Certistain^®

アナリシスノート

Dye content (gravimetrically): ≥ 80 %
Identity
- sodium:
passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (water): 524 - 527 nm
Spec. Absorptivity A 1%/1cm (λ_max; 0.005 g/l; water): 930 - 1170
TLC-Test: passes test
Loss on drying (110 °C): ≤ 10 %
Suitability for microscopy: passes test

法的情報

CERTISTAIN is a registered trademark of Merck KGaA, Darmstadt, Germany

安全性情報

• ピクトグラム: GHS07,GHS09
• シグナルワード: Warning
• 危険有害性情報: H302 - H411
• 注意書き: P264 - P270 - P273 - P301 + P312 - P391 - P501
• 危険有害性の分類: Acute Tox. 4 Oral - Aquatic Chronic 2
• 保管分類コード: 11 - Combustible Solids
• WGK: WGK 1
• 引火点(°F): 359.6 °F - closed cup
• 引火点(℃): 182 °C - closed cup