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Original Factory Shandong Subang - Optical Brightener OB – Subang
Structural formula Product Name: Optical brightener OB Chemical Name: 2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole) C.I.:184 CAS NO.:7128-64-5 Specifications Molecular formula: C26H26N2O2S molecular weight: 430 Appearance: light yellow powder Tone: blue Melting point: 196-203℃ Purity: ≥99.0% Ash: ≤0.1% Particle size: Pass 200 mesh Maximum absorption wavelength: 375nm（Ethanol） Maximum emission wavelength: 435nm（Ethanol） Properties Optical brightener OB is a kind of benzoxazole compou... -
Reasonable price Fluorescent Brightener CXT - 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... -
Manufacturer for Fluorescent Brightening Agent - OPTICAL BRIGHTENER KSNp – Subang
PRODUCT NAME: OPTICAL BRIGHTENER KSNp C.I.:368 CAS NO.:5242-49-9 TENICAL SPECIFICATIONS： Appearance: yellow-green powder Content: ≥99.0% Melting point: 250-285℃ Use: The fluorescent whitening agent KSNp 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... -
Good User Reputation for Brightner CBS-127 - OPTICAL BRIGHTENER KSNp – Subang
PRODUCT NAME: OPTICAL BRIGHTENER KSNp C.I.:368 CAS NO.:5242-49-9 TENICAL SPECIFICATIONS： Appearance: yellow-green powder Content: ≥99.0% Melting point: 250-285℃ Use: The fluorescent whitening agent KSNp 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... -
Wholesale Price China Fluorescent Whitening Agent 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%... -
2021 New Style Fluorescent Brightener CBS-X - 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... -
2021 High quality 1，4-Phthalaldehyde - Tris(hydroxymethyl) Methyl Aminomethane THAM – Subang
Structural Formula Molecular formula: C4H11NO3 Chinese name: Tris(hydroxymethyl)aminomethane English name: Tris(hydroxymethyl)methyl aminomethane THAM English another name: Tris base; 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Trometamol CAS number: 77-86-1 Molecular formula: C4H11NO3 Linear molecular formula: NH2C(CH2OH)3 Molecular weight: 121.14 Purity: ≥99.5% EC number: 201-064-4 Properties: White crystalline particles. Density: 1,353 g/cm3 Chemical properties: soluble in ethanol a... -
Top Suppliers Fluorescent Whitening Agent EBF - 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 Delivery for Optical Brightener SWN - Optical Brightener FP-127 – Subang
Structural formula Product Name：Optical brightener FP-127 Chemical Name：4,4′-Bis(2-methoxystyryl)-1,1′-biphenyl C.I.:378 CAS NO.:40470-68-6 Specifications Appearance: Light yellow or milky white crystal powder Purity: ≥99.0% Tone: Blue Melting point: 219～221℃ Solubility: insoluble in water. soluble in a variety of organic solvents such as DMF (dimethylformamide) Thermal stability: above 300°C, which can meet the temperature requirements of different manufacturing... -
One of Hottest for Brightner CBS-X - Optical Brightener DMS – Subang
Optical Brightener DMS Formula:C40H38N12O8S2Na2 Monocular Weight: 924.93 Appearance：white to light yellow even powder Extinction coefficient(1%/cm): 415±10 Triazine AAH：≤0.05% Total triazine：≤1.0% Moisture：≤5.0% Water insoluble content：≤ 0.5% Iron ion/PPM：≤ 200 Performance characteristics Fluorescent whitening agent DMS is considered to be a very good fluorescent whitening agent for detergents. Due to the introduction of morpholine group, many properties of the brightener have... -
China Cheap price O-Nitrophenol - Phthalaldehyde – Subang
Chemical Structure Product name: Phthalaldehyde O-phthalaldehyde; 1,2-phthalaldehyde; Molecular formula: C10H15NO Molecular formula: C8H6O2 Molecular weight: 134.13200 Numbering System CAS accession number: 643-79-8 EINECS accession number: 211-402-2 Physical Data Appearance and properties: light yellow crystalline powder Density: 1.13g/cm3 Melting point: 55-58°C Boiling point: 83-84°C (0.7501mmHg) Flash point: >230°F Refractive index: 1.622 Storage conditions: 2-8ºC H... -
Manufacturer for Fluorescent Brightening Agent - Fluorescent Brightener DT – Subang
Structural formula Name: Fluorescent Brightener DT C.I.:135 CAS NO.:12224-12-3 Molecular formula: C18H14N2O2 Molecular weight: 290.316 Appearance: light yellow liquid Fluorescence strength (standard product): 100 force points Performance and Characteristics This product is non-ionic, does not contain ionizable groups, acid and alkali resistance PH=2-10, resistance to hard water 500ppm, stable to peracetic acid, and insensitive to light. Applications Mainly used for whiteni...
