Best Selling UV Absorber UV-328 CAS 25973-55-1 | China | Manufacturer

Price	$100
Package	1kg

Product Details

Product Name: UV-328	CAS No.: 25973-55-1
EC-No.: 247-384-8	Min. Order: 1kg
Purity: 0.99	Supply Ability: 100tons
Release date: 2022/09/16

Chemical Name		2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole
Formula		C22H29N3O
Structure
CAS NO.		25973-55-1
Molecular Weight		351.5
Specifications	Appreance	Yellowish powder or cylindrical granule
	Purity	≥99%(HPLC)
	Melting Point	79-87 oC
	Ash	≤0.1%
	Loss On Drying	≤0.5%
	Transmittance	460nm≥96% 500nm≥97%
Advantage and Application		This product is a high efficient UV absorber, which can effectively absorb 270-340 nm UV light. The light stability is similar to UV-326 and UV-327, but this product has good dissolubility with the resins. Its heat volatility is low and its durability to washing is very good. This product is suitable for polyolefin (especially PE), polyester, styrene polymers, polyamide, PMMA, PC, elastomers, epoxy, etc.
Recommended dosage		PS	PE	Polyester	PVC	PC
		0.2-0.5%	0.2-0.4%	0.3-0.5%	0.2-0.5%	0.15-0.3%
Package		20KG cartons or drum

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Company Profile Introduction

Hebei duling International Trade Co., Ltd. is located in Shijiazhuang, the pharmaceutical capital of China. Our company operates in various forms, including production, sales and overseas trade. At the same time, we can provide biotechnology development, consultation, exchange and promotion, technical research of biomass energy, agricultural scientific research and experimental development, etc. Our core sector is the R & D, production and sales of chemical additives and chemical intermediates.

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UV-328

Product Details

Company Profile Introduction

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Hebei Duling International Trade Co. LTD