Chemistry · Vat Dyes
निम्नलिखित में से कौन सा वैट रंजक (vat dye) का एक उत्कृष्ट उदाहरण है?
- 1मैलाकाइट ग्रीन
- 2इंडिगो (नील)✓
- 3फिनोलफ्थलीन
- 4मेथिल ऑरेंज
सही उत्तर देखें
इंडिगो (नील)
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