• Methyl red (C.I. 13020)

  • Môi trường nuôi cấy thử nghiệm Methyl red (CLARK và LUBS 1915) và Thử nghiệm VOGES-PROSKAUER (VOGES và PROSKAUER 1898), được sử dụng để phân biệt sinh hóa, đặc biệt là trong nhóm Coli-Aerogenes. Code: 1.060760025
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Product Information

Grade

ACS,Reag. Ph Eur

Hill Formula

C₁₅H₁₅NO

Molar Mass

269.31 g/mol

Structure formula Image

Physicochemical Information

Melting Point

178 - 182 °C

Bulk density

300 - 500 kg/m3

Safety Information according to GHS

Storage class

10 - 13 Other liquids and solids

WGK

WGK 2 obviously hazardous to water

Disposal

3
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

Hazard Symbols

Dangerous for the environment

Categories of danger

dangerous for the environment

R Phrase

R 51/53
Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.

S Phrase

S 61
Avoid release to the environment. Refer to special instructions/ Safety data sheets.

Storage and Shipping Information

Storage

Store at +5°C to +30°C.

Transport Information

Declaration (railroad and road) ADR, RID

Kein Gefahrgut

Declaration (transport by air) IATA-DGR

No Dangerous Good

Declaration (transport by sea) IMDG-Code

No Dangerous Good

Specifications

Identity (UV/VIS-Spectrum)

passes test

Appearance

Red to red-violet powder, eventually with granular parts.

Clarity of solution (1 g/l; ethanol)

passes test

Melting point (capillary method, temperatur measerment in the heating block)

179 - 182 °C

Transition range

pH 4.4 - pH 6.0 Red - yellow

Absorption maximum (buffer pH 4.5)

523 - 526 nm

Absorption maximum (buffer pH 6.2)

427 - 437 nm

Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 4.5; calculated on anhydrous substance)

1350 - 1500

Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 6.2; calculated on anhydrous substance)

700 - 800

Transition range (according to ACS)

passes test

Loss on drying (110 °C)

≤ 5 %

Bình luận

Methyl red (C.I. 13020)

Methyl red (C.I. 13020)

Methyl red (C.I. 13020)

Methyl red (C.I. 13020)

Methyl red (C.I. 13020)
Methyl red (C.I. 13020)