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Well-designed Fluorescent Whitening Agent CBS-X - Optical Brightener ER-1 – Subang
Structural formula C.I:199 CAS NO. :13001-39-3 Appearance: light yellow powder Purity: ≥99% Melting point: 230-232℃ Feature It is of the stilbene benzene type and is easily soluble in many organic solvents. Stable to cationic softener. The light fastness is S grade and the washing fastness is excellent. It can be used in the same bath with sodium hypochlorite, hydrogen peroxide and reducing bleach. The product is a light yellow-green dispersion which is non-ionic. It is obtai... -
Good Quality Optical Brightner Ob for Ink - 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... -
Newly Arrival Uvitex FP - Optical Brightener CBS-X – Subang
Chemical structure formula Product Name: Optical Brightener CBS (powder & granule) Chemical Name: 4,4 ‘- bis (sodium 2-sulfonate styryl) biphenyl Formula: C28H20S2O6Na2 Monocular Weight: 562 Appearance: yellowish crystal powder Extinction coefficient(1%/cm): 1120-1140 Tone: Blue Melting point: 219-221℃ Moisture:≤5% Performance characteristics 1. Whiten cellulose fiber effectively in cold water and warm water. 2. Repeated washing will not make the fabric yellowing or... -
New Arrival China O-Anisaldehyde - P-cresol – Subang
Structural formula Chemical name: P-cresol other names: cresol, p-methylphenol / 4-methylphenol, 4-cresol; p-cresol / 1-hydroxy-4-methylbenzene molecular weight: 108.14 Molecular formula: C7H8O Numbering System CAS: 106-44-5 EINECS: 203-398-6 Transport number of dangerous goods : UN 3455 6.1/PG 2 Physical Data Appearance: colorless transparent liquid or crystal Melting point : 32-34℃ Density : relative density(water=1)1.03； Boiling point: 202℃ Flashing point : 89℃ Wate... -
2021 wholesale price Optical Brightening Agent - 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... -
Competitive Price for Fluorescent Brightener FP-127 - Optical Brightener MST – Subang
Product Details C.I.:353 CAS NO.:68971-49-3 Appearance: amber liquid Color light: blue light Fluorescence intensity: 22-25 Ionicity: anion PH value: 7.0-9.0 Product Features 1. Liquid whitening agent MST is a derivative of stilbene hexasulfonic acid, which is a compound agent of pure product and synergist. 2. Miscibility: It can be diluted with water to any concentration. 3. Ionicity: anion. 4. Low-temperature stability: long-term storage at -7°C will not cause frozen bodies, if fro... -
Chinese wholesale O-Amino Phenol - O-nitrophenol – Subang
Structural formula Chemical Name: O-nitrophenol Other Names: 2-nitrophenol, O-hydroxynitrobenzene Formula: C6H5NO3 Molecular weight: 139 CAS No.: 88-75-5 EINECS: 201-857-5 Transport number of dangerous goods: UN 1663 Specifications 1. Appearance: Light yellow crystal powder 2. Melting point: 43-47℃ 3. Solubility: soluble in ethanol, ether, benzene, carbon disulfide, caustic soda and hot water, slightly soluble in cold water, volatile with steam. Synthesis Method 1.Hydroly... -
2021 China New Design 4,4\’-Bis(Chloromethyl)-1,1\’-biphenyl - O-Amino-P- Butyl Phenol – Subang
Chemical Structure Product name: O-Amino-P- Butyl Phenol Other name: 2-amino-4-tert-butylphenol; 2-amino-4-tert-butylphenol; o-amino-4-tert-butylphenol Molecular formula: C10H15NO Molecular weight: 165.2322 Numbering System CAS Number: 1199-46-8 EINECS number: 214-844-4 Physical Data Properties: white to gray crystalline powder. Content: ≥98.5% Moisture: ≤0.3% Ash content: ≤0.3% Melting point (°C): 160-166°C Density: 1.053g/ml Boiling point: 274.9℃ Flash point: 120.1℃ Refr... -
Manufacturer of Blankophor ER - 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... -
High reputation Optical Brightener BA - 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 ... -
Free sample for Optical Brightener Er - Optical Brightener AMS-X – Subang
Optical Brightener AMS-X C.I.: 71 CAS NO.:16090-02-1 Formula: C40H38N12O8S2Na2 Monocular Weight: 924.93 Appearance: off-white powder Extinction coefficient(1%/cm): 540±20 Performance characteristics Fluorescent whitening agent AMS 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 been improved. For example, the acid resistance is increased and the perborate resistance is als... -
2021 China New Design 4,4\’-Bis(Chloromethyl)-1,1\’-biphenyl - P-cresol – Subang
Structural formula Chemical name: P-cresol other names: cresol, p-methylphenol / 4-methylphenol, 4-cresol; p-cresol / 1-hydroxy-4-methylbenzene molecular weight: 108.14 Molecular formula: C7H8O Numbering System CAS: 106-44-5 EINECS: 203-398-6 Transport number of dangerous goods : UN 3455 6.1/PG 2 Physical Data Appearance: colorless transparent liquid or crystal Melting point : 32-34℃ Density : relative density(water=1)1.03； Boiling point: 202℃ Flashing point : 89℃ Wate...
