Description
Vat Yellow 33 Quick Details
Chemical Name: Vat Yellow 33
CAS No.: 12227-50-8
Molecular Formula: C54H32N4O6
Molecular Weight: 832.87
Vat Yellow 33Structure:
Appearance:Solid Form
Assay:≥99％
Vat Yellow 33 Typical Properties
Item
Standard
Identification
A. H-NMR: Comply with the structure
B. LC-MS: Comply with the structure
C. The IR spectrum of sample should be identical with that of reference standard;
D. HPLC-ESI-MSThe retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
Loss on drying
≤0.5%
Heavy metals
≤10 ppm
Sulphated ash
≤0.2%, determined on 1.0 g.
Related substances
Unspecified impurities: for each impurity
≤0.10%
Total Impurity
≤1.0%
Purity
≥99.0%
Assay
99.0%~101.0% (anhydrous substance).
Vat Yellow 33 Usage
Reduced yellow F3GC is used for the dyeing of cotton fabrics, which are bright yellow and red. It has high directness to cotton fiber and good leveling property. It can be used for anti-dyeing and discharge printing.
Vat Yellow 33Packaging and Shipping
Packaging Details: 25kg/drum
Port; Shanghai or other China port
Vat Yellow 33Storage
This product is transported according to general chemical products, pay attention to rain, moisture, and store in dry and ventilated place.
