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  • Factory supplied Plastic Whitening Agent - Optical Brightener KSB – Subang

    Factory supplied Plastic Whitening Agent - 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...
  • Professional China  O-Hydroxyaniline - Ortho Amino Phenol – Subang

    Professional China O-Hydroxyaniline - Ortho Amino Phenol – Subang

    Structural formula Chemical Name: Ortho Amino Phenol  Other Names: O-hydroxyaniline,  2-Amino Phenol, 1-Amino-2-hydroxybenzene; Formula: C6H7NO Molecular Weight: 109 CAS No.: 95-55-6 MDL No.: MFCD00007690 EINECS: 202-431-1 RTECS: SJ4950000 BRN: 606075 PubChem: 24891176 Specifications 1. Appearance: White or light gray crystalline powder. 2. Melting point: 170~174℃ 3. Octanol / water partition coefficient: 0.52~0.62 4. Solubility: Soluble in cold water, ethanol, benzene and ethe...
  • New Fashion Design for Tinopal CBS-X - Optical Brightener EBF – Subang

    New Fashion Design for Tinopal CBS-X - Optical Brightener EBF – Subang

    Chemical structure formula C.I:185 CAS NO.:12224-41-8 Molecular formula: C18H10N2O2S molecular weight: 318 Appearance: light yellow powder Tone: blue Melting point:  216-220℃ Purity:  ≥98.0% Package: 25kg fiber drum,with PE bag inside or as customer’s request. Application Mainly used for whitening polyester, with excellent light fastness. It can also be used for whitening plastics, coatings, acetate, nylon, and chlorinated fibers. Mixed with fluorescent whitening agent DT, it ...
  • Renewable Design for Optical Brightener 368 - Fluorescent Brightener DT – Subang

    Renewable Design for Optical Brightener 368 - 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...
  • Good Quality Brightener - Optical Brightener OB – Subang

    Good Quality Brightener - 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...
  • PriceList for Optical Brightener 71 - Optical Brightener ST-3 – Subang

    PriceList for Optical Brightener 71 - 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...
  • OEM/ODM Manufacturer Optical Brightener 184 - Optical Brightener KSB – Subang

    OEM/ODM Manufacturer Optical Brightener 184 - 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...
  • 2021 wholesale price  2-Amino-P-Cresol - 1,4-Naphthalene Dicarboxylic Acid – Subang

    2021 wholesale price 2-Amino-P-Cresol - 1,4-Naphthalene Dicarboxylic Acid – Subang

    Structural formula Chemical Name: 1,4-naphthalene dicarboxylic acid Other names: naphthalene-1,4-dicarboxylic acid, 98 +%; 1,4-naphthalene dicarboxylic acid; naphthalene-1,4-dicarboxylic acid, KCB acid; naphthalene-1,4-dicarboxylic acid, KCB acid; 1,4-naphthalene dicarboxylic acid, 95%; naphthalene-1,4-dicarboxylic acid; 1,4-naphthalene dicarboxylic acid; 1,4-naphthalene dicarboxylic acid Molecular formula:C12H8O4 molecular weight:216.19 Numbering system: CAS No.:605-70-9 EINECS:...
  • 8 Year Exporter Fluorescent Brightener ER - Optical Brightener NFW/-L – Subang

    8 Year Exporter Fluorescent Brightener ER - Optical Brightener NFW/-L – Subang

    Product Details C.I.:351 CAS NO.:54351-85-8 Appearance: light amber liquid Dyeing shade: blue and green light PH value: about 3 (1% aqueous solution) Performance and Characteristics 1. Suitable for dip dyeing and continuous pad dyeing of cotton fabrics, wool and nylon fabrics; 2. Better whitening effect and higher economy; 3. Suitable for a relatively wide temperature range; 4. It has good acid-base stability (pH=2-12); 5. For reducing agents, hard water has good stability and is re...
  • High Performance  Optical Brightener 393 - Optical Brightener ER-2 – Subang

    High Performance Optical Brightener 393 - Optical Brightener ER-2 – Subang

    Structural formula C.I: 199:1 CAS NO. :13001-38-2 Molecular formula: C24H16N2 molecular weight: 332.3972 Appearance:  light yellow powder Tone: violet blue Purity:  ≥99% Melting point:  188-192℃ Application 1. It is suitable for the whitening and brightening of polyester and its blended fabric and acetate fiber; 2. It is not only suitable for both exhaustion dyeing and pad dyeing process; 3. This product has good leveling properties and good low-temperature coloring ability; 4....
  • Factory wholesale Ranipal WG - Optical Brightener KSB – Subang

    Factory wholesale Ranipal WG - 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...
  • Factory Promotional Optical Brightener For Plastic - Optical Brightener KCB – Subang

    Factory Promotional Optical Brightener For Plastic - 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...