2,7-Naphthalenedisulfonicacid, 3-[2-(2,4-dinitrophenyl)diazenyl]-4-hydroxy-, sodium salt (1:2)（ Nitrazine yellow）
Product Number :
CAS No. :
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Molecular formula :
Molecular weight :
Properties :
| Item Number | Pack Size | Purity/Level | Delivery period | Price | Quantity |
|---|---|---|---|---|---|
| YB124433-1g | 1g | Indicator | Price Inquiry | ||
| YB124433-5g | 5g | Indicator | Price Inquiry | ||
| YB124433-25g | 25g | Indicator | Price Inquiry | ||
| YB124433-100g | 100g | Indicator | Price Inquiry |
Basic Information
| English name | 2,7-Naphthalenedisulfonicacid, 3-[2-(2,4-dinitrophenyl)diazenyl]-4-hydroxy-, sodium salt (1:2)（ Nitrazine yellow） |
|---|---|
| Alternative name | 硝嗪黄、那他来新黄、硝基偶氮黄、硝啧黄、2.4-二硝基苯偶氮-1-萘酚-3,6-二磺酸钠 |
| Cas No. | 5423-07-4 |
| MDL No. | MFCD00003938 |
| Precise molecular weight | 521.97635 |
| Smiles | OC1=C(C(S(O)(=O)=O)=CC2C=C(S(O)(=O)=O)C=CC1=2)/N=N/C1C=CC(N(=O)=O)=CC=1N(=O)=O.[NaH] |
Safety Information
| Key Words | danger |
|---|---|
| Classification of Hazardous Materials | R5 |
| Dangerous Goods Mark |  |
| Melting point | >250°C（lit.） |
| Customs code | 29270000 |
| Purpose | 酸碱指示剂 |
| Safety Instructions | S15-S22-S24/25 |
| Water solubility | Soluble in water |
| Symbol | GHS07、GHS08 |
| Storage requirements | 2-8°C |
Product Details
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