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Hot Selling for Optical Brightener 367 - 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%... -
Fast delivery Blankophor BA - Optical Brightener EBF-L – Subang
Structural formula Appearance: Milky white dispersion Ionicity: non-ionic Main ingredients: benzothiazole derivatives Dyeing shade: pure white light Performance and Characteristics 1. Fluorescent brightener EBF-L is suitable for the whitening and brightening treatment of polyester and its blended fabrics; 2.EBF-L is suitable for exhaust dyeing and pad dyeing process; 3. EBF-L has excellent light fastness characteristics, up to level 7; 4. EBF-L has good stability to acid/alkali... -
18 Years Factory Brightner KCB - 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... -
Chinese wholesale O-Amino Phenol - 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... -
2021 China New Design 4,4\’-Bis(Chloromethyl)-1,1\’-biphenyl - 4-(Chloromethyl)Tolunitrile – Subang
Structural formula Synonyms: AKOSB030136; p-Cyanobenzylchlorid; 4-CYANOBENZYLCHLORIDE; α-Chloro-p-tolunitrile; P-CYANOBENZYLCHLORIDE; à-chloro-p-tolunitrile; ChloroMethyl)benzonitril; Thecyanobenzyl Chemicalbookchloride; ALPHA-CHLORO-P-TOLUNITRILE; 4-CyanobenzylChloride> CAS NO.:874-86-2 HS CODE: 29269090 CB Number:CB6733863 Molecular Formula:C8H6ClN Formula Weight: 151.59 MOL File:874-86-2.mol Melting point : 77 °C Boiling point : 263 °C Density : 1.18±0.1 g/cm3(Predicted) Form:... -
Short Lead Time for Fluorescent Whitening Agent KSN - Optical Brightener VBL – Subang
Structural formula CAS NO: 12224-16-7 Molecular formula: C36H34N12O8S2Na2 Molecular weight: 872.84 Quality Index 1. Appearance: light yellow powder 2. Shade: Blue Violet 3. Fluorescence intensity (equivalent to standard product): 100,140,145,150 3. Moisture: ≤5% 5. Water insoluble matter: ≤0.5% 6. Fineness (sieve retention rate through 120 mesh standard sieve): ≤5% Performance and Characteristics 1. It is anionic and can be used in the same bath with anionic surfactants or... -
Discountable price Tinopal Fabric Whitener - 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... -
Professional China O-Hydroxyaniline - P-tolonitrile – Subang
Structural formula Chemical name: P-tolonitrile Other names: P-tolylnitrile, p-methylbenzonitrile Molecular formula: C8H7N molecular weight: 117.15 Numbering System CAS: 104-85-8 EINECS: 203-244-8 Physical Data Appearance: white to light yellowish crystal Density (g/mL,25℃）: 0.981 Relative vapor density (g/mL,air=1）: not available Melting point (ºC）: 26-28 Boiling point (ºC,Atmospheric pressure）: 217.0， 103~106ºC (2666pa） Boiling point (ºC, 10mmHg）: 93-94 Refractive... -
OEM Manufacturer Fluorescent Brightener OB - Optical Brightener ST-1 – Subang
Product Details Product Name: Optical Brightener ST-1 Structure Type: Stilbene derivative C.I.: FWA396 Counterpart: Heliofor PU (POL) Appearance: Light greenish yellow crystalline powder Color Shade: Violet blue Purity: ≥99% E-value: ≥780 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 dyes, non-ionic surfact... -
Rapid Delivery for Uvitex Ob-1 - 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... -
2021 High quality Fluorescent Whitener - 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 directly supply Optical Brightener KSN Price - 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...
