Vat Yellow 33 CAS 12227-50-8

Vat Yellow 33 Quick Details

Chemical Name: Vat Yellow 33

CAS No.: 12227-50-8

Molecular Formula: C54H32N4O6

Molecular Weight: 832.87

Vat Yellow 33 Structure:

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 to that of the 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 a high directness to cotton fiber and good leveling properties. It can be used for anti-dyeing and discharge printing.

Vat Yellow 33 Packaging and Shipping

Packaging Details: 25kg/drum

Port; Shanghai or another China port

Vat Yellow 33 Storage

This product is transported according to general chemical products, pays attention to rain, and moisture, and stored in a dry and ventilated place.