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- Company Name: Hangzhou Weiyi Chemical Co., Ltd.
- Street: hezhuang
- City: hangzhou
- Province/state: zhejiang
- Country/region: China
- Tel: 86-0571-82869397
- Fax: 86- 0571-82869396
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Acid Yellow 219
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- Product NameAcid Yellow 219
- CAS No.71819-57-3
- Purity
- Min Quantity
- Price~
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- CAS Registry Number: 71819-57-3
- Water Solubility: soluble in water and alcohol.
- Molecular Weight: 448.42
- Molecular Formula: C20H17N4NaO5S