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Description

Optical Brightener Hostalux KSN P

TDS of optical brightener KSN

Product name Optical brightener KSN
Chemical 4.4-bis(5-methyl-2-benzoxoazol)-ethylene
CAS: 5242-49-9
chemical structure: C29H20N2O2
Equivalents: Clariant Hostalux KSN, Fluorescent brightener agent 368, FBA 368, CI 368, OBA 368
Features Better light and weather resistance than OB1;
migration resistance especially on LDPE;
KSN is tending to turn green in articles;
our KSN could replace Clariant Hostalux KSN P in 100% performance;
Specifications: Ash % 0.2max
Melting Point (DTA) 275-280℃
Appearance Slight greenish yellow powder
Odor Free of odor
Volatile Content % 0.4max
Assay % 99.0%
Application: KSN is suitable for PET, PBT, PP, PE, PA, SAN, ABS, PC, PMMA, U-PVC, PAN, film,
Handing and Safety: For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.
Packing: 25kg / fiber drum with PE liner, inside lining plastic bag. 6*2 layer 12 drums per pallet, 5 CBM per ton,
or according to customers’ requirements.

COA of optical brightener KSN

Items Standard Value Test Result
Appearance Light yellow powder pass
Melting point 275-280℃ 279℃
Purity 99.5 % min 99.70%
particle size ≥200mesh 260

KSN TDS & COA 

KSN MSDS

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Additional information

Weight 25 kg

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