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Factory Free sample Fluorescent Whitening Agent ER - Optical Brightener CXT – Subang
Product Details C.I.: 71 CAS NO.:16090-02-1 Molecular formula: C40H38N12Na2O8S2 Molecular weight: 925 Appearance: light yellowish powder Performance and Characteristics Fluorescent brightener CXT is currently considered to be a better brightener for printing, dyeing and detergents. Due to the introduction of morpholine gene into the whitening agent molecule, many of its properties have been improved. For example, the acid resistance is increased, and the perborate resistance is also... -
Hot sale Ranipal DMS - Optical Brightener KSN – Subang
Structural formula C.I.:368 CAS NO.:5242-49-9 TENICAL SPECIFICATIONS： Appearance: yellow-green powder Content: ≥99.0% Melting point: 275-280℃ Use The fluorescent whitening agent KSN not only has excellent high temperature resistance, but also has good resistance to sunlight and weather. The fluorescent whitening agent KSN is also suitable for the whitening of polyamide, polyacrylonitrile and other polymer fibers; it can also be used in film, injection molding and extrusion mol... -
Factory wholesale Optical Brightener 378 - Optical Brightener KCB – Subang
Structural formula Chemical name: 1,4-bis(benzoxazolyl-2-yl)naphthalene C.I.:367 CAS NO.: 5089-22-5/63310-10-1 Technical data: Appearance: yellowish-green crystal powder Content: ≥99.0% Melting point: 210-212℃ Molecular formula: C24H14N2O2 Molecular weight: 362 Solubility: insoluble in water, soluble in organic solvents Maximum absorption spectrum wavelength: 370nm Maximum fluorescence emission wavelength: 437nm Other features: good heat resistance and light resistance; good chemica... -
New Delivery for Optical Brightener SWN - Optical Brightener BBU – Subang
Structural formula Molecular formula: C40H40N12O16S4Na4 Relative molecular mass: 1165.12 Maximum UV absorption wavelength: 350 nm Properties: anionic, blue tone Physical Index 1) Appearance: light yellowish powder 2) Fluorescence strength (equivalent to standard product): 100±3 3) Whiteness (difference with standard whiteness: sample whiteness% or WCTE-standard whiteness% or WCTE): ≥ -3 4) Water: ≤ 5.0% 5) Fineness (the amount of residue passing through the 250μmm sieve): ≤ 10%... -
China wholesale Optical Brighteners - Optical Brightener KSB – Subang
Structural formula Chemical name: 1,4-bis(5-methyl-2-benzoxazolyl)naphthalene C.I.:390 Molecular formula: C26H18N2O2 Molecular weight: 390 Technical Data Appearance: Light yellow crystalline powder Melting point: 237-239℃ Purity: ≥99.0% Fineness: more than 200 items Performance and Characteristics 1. This product is light yellow powder 2. It is insoluble in water, does not react with foaming agent, cross-linking agent, etc., has no exudation and extraction, and the maximum... -
New Arrival China O-Anisaldehyde - O-Amino-p-Chlorophenol – Subang
Chemical Structure Product name: o-amino-p-chlorophenol Other names: 4-chloro-2-aminophenol; p-chloro-o-aminophenol; o-amino-p-chlorophenol; 4CAP; 5-chloro-2-hydroxyaniline; 2-hydroxy-5-chloroaniline molecular formula: C6H6ClNO formula weight: 143.57 Numbering System CAS No: 95-85-2 EINECS No: 202-458-9 Physical Data Appearance: white or off-white crystalline powder. Purity: ≥98.0% Melting point: 140～142℃ Solubility: insoluble in water, solubility in water at 20°C <0... -
OEM/ODM Factory Optical Brightener Ob - Optical Brightener OB-1 – Subang
Structural formula Product Name: Optical brightener OB-1 Chemical Name: 2,2′-(1,2-ethenediyl)bis(4,1-phenylene)bisbenzoxazole C.I.:393 CAS NO.:1533-45-5 Specifications Appearance: Bright yellowish green crystal powder molecular weight: 414 Molecular formula: C28H18N2O2 Melting point: 350-355℃ Maximum absorption wavelength: 374nm Maximum emission wavelength: 434nm Properties Optical brightener OB-1 is crystallized substance, has strong fluorescence. It is odorless, hard to dissolve in w... -
factory low price Clariant Hostalux Ob-1 - Optical Brightener ST-3 – Subang
Product Details Product Name: Optical Brightener ST-3 Structure Type: Stilbene derivative C.I.: Optical brightener 396 Appearance: Light greenish yellow crystalline powder Color Shade: Violet blue Power points 100 E-value: ≥390 Counterpart: Heliofor PU (POL) Properties This product is used at room temperature to within 280℃, can degrade 80 times of soft water, acid and alkali resistance is pH = 6~11, it can be used in the same bath with anionic surfactants or dye... -
Reasonable price for Optical Brightener for polyester - Optical Brightener SWN – Subang
Optical Brightener SWN Formula C14H17NO2 C.I. 140 CAS No. 91-44-1 Chemical Name 7-Diethylamino-4-methylcoumarin Appearance White crystalline Melting Point 70.0-75.0 Content >99.0 Volatile Content ＜0.5 Molecular Weight 213.3 UV Strength 98.0-102-0 Extinction value 1000~1050 Property Optical brightener SWN is Coumarin Derivatives. It is soluble in ethanol, acidic liquor, resin and varnish. In water, the solubility of SWN is only 0.006 percent. It fu... -
Low MOQ for Fluorescent Brightener OB-1 - Optical Brightener PF-3 – Subang
Structural formula Molecular formula: C18H14N2O2 Molecular weight: 290.316 Melting point: 182-188°C Appearance: light yellow powder Scope of Application Fluorescent brightener PF-3 is mainly used for whitening and brightening PVC, polystyrene, polyacrylate, polyester film, high and low pressure polyethylene, ABS, plexiglass, business cards, high-grade paper, etc. Dosage Application method: Mix the optical brightener PF-3 in the selected plasticizer at 0.03-0.1% of the weig... -
Hot New Products Fluorescent Brightening Agents - Optical Brightener BBU – Subang
Structural formula Molecular formula: C40H40N12O16S4Na4 Relative molecular mass: 1165.12 Maximum UV absorption wavelength: 350 nm Properties: anionic, blue tone Physical Index 1) Appearance: light yellowish powder 2) Fluorescence strength (equivalent to standard product): 100±3 3) Whiteness (difference with standard whiteness: sample whiteness% or WCTE-standard whiteness% or WCTE): ≥ -3 4) Water: ≤ 5.0% 5) Fineness (the amount of residue passing through the 250μmm sieve): ≤ 10%... -
OEM/ODM Manufacturer Optical Brightener 184 - Optical Brightener ST-3 – Subang
Product Details Product Name: Optical Brightener ST-3 Structure Type: Stilbene derivative C.I.: Optical brightener 396 Appearance: Light greenish yellow crystalline powder Color Shade: Violet blue Power points 100 E-value: ≥390 Counterpart: Heliofor PU (POL) Properties This product is used at room temperature to within 280℃, can degrade 80 times of soft water, acid and alkali resistance is pH = 6~11, it can be used in the same bath with anionic surfactants or dye...
