2-Naphthol Basic information Chemical Properties Application Preparation Product Name: 2-Naphthol Synonyms: c.i.37500;c.i.azoiccouplingcomponent1;c.i.developer5;Developer A;Developer AMS;Developer BN;developera;developerams CAS: 135-19-3 MF: C10H8O MW: 144.17 EINECS: 205-182-7 Product Categories: Fluorescent;Naphthalene;pigments;alcohol;MICROCIDIN;Color Former & Related Compounds;Developer;Functional Materials;Intermediates;Aromatic Compounds;Alphabetical;Bioactive Small Molecules;Biochemicals and Reagents;Building Blocks;C9 to C20+;Cell Biology;Chemical Synthesis;Fluorescent Indicators and Probes;Fluorescent Probes;Labels;N;Organic Building Blocks;Oxygen Compounds;Particles and Stains;pH Sensitive Probes and Indicators;Phenols;Dyestuff Intermediates;Aromatics Mol File: 135-19-3.mol 2-Naphthol Chemical Properties Melting point 120-122 C(lit.) Boiling point 285-286 C(lit.) density 1,28 g/cm3 vapor density 4.97 (vs air) vapor pressure 10 mm Hg ( 145.5 C) refractive index 1.5762 (estimate) Fp 153 C storage temp. Refrigerator solubility methanol: soluble1g/10 mL, clear, colorless to light yellow pka 9.51(at 25C) form Powder, Crystals or Granules color White PH Range Non& uorescence (8.5) to blue & uorescence (9.5) Water Solubility 1 g/L (20 C) �»max 226nm, 265nm, 275nm, 286nm, 320nm, 331nm Merck 14,6384 BRN 742134 Stability: Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol. Major Application Display device, semiconductors, photoimaging materials, inks, toner, chalk, security paper, molding materials, tin plating method, rubber, adhesive, leather, detergent, hair dyes, antimitotic drug, anticancer agent, antiinflammatory agent, treatment of acne vulgaris (pimples) and other dermal ailments (rashes, scratches, blemishes, hair loss), disorders InChIKey JWAZRIHNYRIHIV-UHFFFAOYSA-N CAS DataBase Reference 135-19-3(CAS DataBase Reference) NIST Chemistry Reference 2-Naphthalenol(135-19-3) EPA Substance Registry System 2-Naphthalenol (135-19-3) Safety Information Hazard Codes Xn,N Risk Statements 20/22-50 Safety Statements 24/25-61 RIDADR UN 3077 9/PG 3 WGK Germany 2 RTECS QL2975000 F 8 Autoignition Temperature 430 C TSCA Yes HazardClass 9 PackingGroup III HS Code 29071590 Hazardous Substances Data 135-19-3(Hazardous Substances Data) Toxicity LD50 orally in Rabbit: 1960 mg/kg LD50 dermal Rabbit > 10000 mg/kg 2-Naphthol Usage And Synthesis 2-Naphthol Preparation Products And Raw materials
English name: Calcium Nitrite Molecular formula: Ca(NO2)2 Molecular weight: 132 CAS NO. 13780-06-8 HS CODE: 28341000 UN NO.: 2627 5.1 type oxidizing agent Properties: White powder without crystal water. It is tasteless and toxic. Easily in water and presents light yellow solution. Specifications: Item Superior grade First grade Second grade Calcium Nitrite[Ca(NO2)2 as dry basis]% 94 92 90 Calcium Nitrate[Ca(NO3)2 as dry basis]%
Commodity : Potassium sorbate Molecular formula : C6H7KO2 Molecule Weight : 15022 HS code : 29161900 CAS : 24634615� Specifications appearance : White crystal granule Production Standard : FCCIV Content : 9801010 K2CO3 : 1 max Loss on drying : 1 max Chloride : 001 max Heavy metalsas : Pb 0001 max Packing in carton 25kgs net weight Quantity 14MT loaded into 1 x 20GP Excellent preservative properitesproperites Sorbic Acid Potassium Sorbate can restrain effectively the activity of mould yeast and aerophile bateria Restrain growth and reproduction of the pernicious micro organism as pseudomonas staphylococcus salmonella action to restrain growth is more powerful than killing Meanwhile it can not restrain useful microoranganim growth ad Anaerobicbearing barilli acidophil therefore to lengthen food store peroid and remain food original flavor The preservative efficiency of sorbic acid Potassium sorbate is 510 times sodium benzoate High safety Sorbic Acid Potassium Sorbate is one kind of nonsuturated fatty acid compounds It can be absorbed by human body rapidly then decomposed into CO2 and H2Omoreover no remaining in body ADI 025mgkg based on sorbic acid FAOWHO 1994 LD50 4920 mgkglarge mouse by mouth GRASFDA 1823640 1994 Its toxicity only 112 times table salts and 140 times sodium benzoate Good stability Sorbic Acid Potassium Sorbate is stable in sealed staus will not be decomposed until 270C It will be oxidized into colored ones and absorbing moisture in case exposed in air for a long time Wide application At the momentSorbic Acid Potassium Sorbate has been used extensively in food drinkvegetables in soy tabacco drugs cosmetics agricultural products forage and other domain Its applicaion should be wide and wide in the world As acidic preservative Sorbic Acid Potassium Sorbate is also used well in neutral foodph6065 The preservative efficiency of sodium benzoate will decrease clearly and have a bed taste while ph4 Applicaion flexibilitySorbic Acid Potassium Sorbate can be used by direct adding sprayingretting dry spraying using in packing material and other method
Commodity: Sodium Hydrosulfite Other name: Synonyms: Sodium Hydrosulphite; Sodium Dithionite; Dithionous acid, Disodium salt; Sodium Sulfoxylate CAS No.: 7775-14-6 Molecular Weight: 174.10 Chemical Formula: Na2S2O4 Product Description Appearance: White, crystalline powder. Product Feature Odor: Slight irritative. Specific Gravity: Unavailable Solubility: Soluble in water. Density: 2.19 pH: 6-7 pH Test-Method: PH test paper. % Volatiles by volume @ 21C (70F): 0 Boiling Point: Not applicable. Melting Point: >300 C Decomposes. Vapor Pressure (mm Hg): No information found. Bulk Density: ~0.9 Evaporation Rate (BuAc=1): No information found. Application 1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching . 2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps. 3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products, 4. in mineral, the compound of thiourea and other sulphides. 5. as reducing agent in chemical industry. 6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. Packaging 50kg/100kg net in iron drums with double PVC bags Product Specification/Models NDEX 90%, 88%, 85%. FOOD ADDITIVE Na2S2O4, 90%, 88%, 85%, Fe 20ppm ZincZnOther heavy metal calculated as Pb, 1ppm Water Insolubles05% Shelf Life(month)12
Orange : Orange color is bright, sweet and sour, generally orange, is one of the most common fruit in people's life, peel can be used as medicine. Orange sweet acid, warm, into the lungs. The main treatment of chest stagnation, vomiting, Eat less, stomach yin deficiency, mouth thirst, Hyperactivity cough and excessive drinking. With appetizers, thirst quencher lungs effect. Orange nutrition is also very rich, an orange almost every day to meet the human body needs vitamin C content. And the orange contains more than 170 kinds of plant compounds and more than 60 kinds of flavonoids, most of which are natural antioxidants. Organs rich in nutrients are hypolipidemic, anti-atherosclerosis and other effects, the prevention of cardiovascular disease in the great benefit. Juice contains a substance called "Norlylin", with the ability to inhibit and kill cancer cells, the prevention of gastric cancer. Orange peel was orange-red, flesh was granular, and grapefruit is very similar. Orange peel thin meat, juicy sweet and sour, peeled orange orange water can overflow. Citrus fruit nutrient-rich, color and flavor and excellent, both fresh, but also processed into a variety of fruit juice-based processing products. Citrus production is the first of the fruit, citrus juice accounted for 3/4 of the juice, widely favored by consumers. According to the Central Health Research Institute, citrus per 100 grams of edible parts, containing 0.05 mg of riboflavin, 0.3 mg of niacin, 16 mg of ascorbic acid (vitamin C), 0.9 g of protein, 0.1 g of fat, 12 g of sugar, 0.2 grams of fiber, 0.4 grams of inorganic salts, 26 mg of calcium, 15 mg of phosphorus, 0.2 milligrams of iron, and 221.9 joules of calories. Orange carotene (vitamin A original) content after apricot, higher than other fruits.
Thickness: 15- 20mm Application : Interior, Exterior, Projects The deep rich black color textured with tiny grey dots are sure to amplify any exterior or interior projects. It will surely add elegance and sophistication to the spaces such as patios, bathroom floors, flooring, staircases, pavements and kitchen tops among others. This exquisite granite design comes in varying thicknesses ranging from 15 mm to 30 mm and in honed, polished, matte, leather, litchi and 3d finishes. We can combine this subtle yet timeless granite with other shades of granite to create exquisite looking mosaics and tiles as well. High quality, innovative technology and years of technical expertise enable us to create brilliant granites. It is our guarantee that spaces built with our granite will be visually striking and long-lasting for decades.
Rubber mats, rubber flooring products, rubber compound, coir mats, polypropylene mats.
LENGTH (meters): 15. WIDTH (cm): 45/ 60/ 70/ 90. MOQ (roll): 2. CAPACITY: 300,000 square meters monthly. LEAD TIME: 5-7 days. PAYMENT: T/T, L/C, Western Union, Paypal,... PRICE: kindly check our quotation in attachment
natural rattan webbing cane which is made of rattan peel. After the raw cane is selected and harvested on the mountain, we will treat the outside layer of the cane, then dry it. Once the material ensures enough moisture and standard color, we will split it into small fiber with the size depending on the using demand. Finally, craftsmen will weave rattan webbing cane from these fibers.
Type: Coconut Peat Form: Granules Certification: Organic Place of Origin: Vietnam
Tube shape: 55 - 60pcs/KG Fish Maw contains rich proteins and nutrients. It nourishes 'yin', replenishes kidney and boosts stamina. It is effective in improving weak lung and kidney,
Rattan webbing made from rattan core is called reed webbing. These are elegant looking furniture materials that enhance quality. Cane webbing is made from rattan strong enough to support the weight of a sitting person and flexible enough to bend around the sharp corner of wooden frames. Origin: Vietnam Width: 45, 50, 60, 70, 90 cm Length: 15 meters/roll
Pattern Type: Alligator Closure Type: Cover Shape: Bucket, Round Lining Material: Linen Main Material: Satin Style: Dress Decoration: Flowers, Ruffles, Embroidery Place of Origin: Ho Chi Minh City, Vietnam Number of Handles/Straps:Two Size:Custom Size Packing: Carton Package Logo: Custom Logo
We would like to introduce to your our avocado that you may have demand currently. Specifications: Premium Frozen Avocado Slice Shape: Dices, Half Cut, Slice, Puree Shelf Life: 12 months in -18 degree Place of Origin: Dak Lak, Vietnam Color: Natural Green Taste: Sweet typically Freezing Process: IQF Packaging: Bulk, Vacuum Pack Weight (kg): 1 Certification: HACCP Packing: in PE bag then in carton Payment & delivery: L/C at sight or T/T 30% in advance and 70% after receiving the copied B/L via email or fax. Please feel free to contact us if our goods meet your demand.
Durian is a unique tropical fruit. It's popular in Southeast Asia, where it's nicknamed the king of fruits. Durian is very high in nutrients, containing more than most other fruits. The nutrient profile makes durian one of the most nutritious fruits worldwide. It's also rich in healthy plant compounds, including anthocyanins, carotenoids, polyphenols, and flavonoids. Many of these function as antioxidants. Specifications: Origin: Vietnam Color: natural yellow. Packing: in aseptic bag then in 10kgs carton. Quantity capacity: 200mts/month. Preserving in -150C air conditioned.
Concept - Roasting coffee transforms the chemical and physical properties of green coffee beans into roasted coffee products. The roasting process is what produces the characteristic flavour of coffee by causing the green coffee beans to change in taste. Packing Size - 500 gm -1 kg Pack Type : Valve Pouches Availability : 6 types are available MNEB, Premium, Speciality, Regular, Crema & Economy and the blends are 80/20, 70/30, 60/40. Price Range : $3.16 / MT - $6.17 / MT Shelf Life : 6 - 9 months.
Korean Premium Natural Toothpaste 1. Using dental silica, effectively remove prags and foreign substances with uniform particles to keep your teeth white and strong. 2. It refreshes the mouth by using natural-derived ingredients (spearmint, mint oil, eucalyptus, etc.) rather than artificial scents. - Self-healing, softening, moisturizing, anti-bacteria, sterilizing - Natural ingredients, Whitening care, Keeps Teeth Bright - Removes Bad Breath * We could provide toothpaste OEM/ODM and private label in South Korea, and offer flexible prices for Toothpaste variations depending on the order quantity and quantity.
Product Type: Webbing Material: Bamboo Technics: Embroidered Feature: Sustainable
SVR3L is made from latex harvested from our rubber plantation. It can meet customer strict requirement about some of technicalities such as: the PO, Color (Lovibond), SVR3L is made from latex harvested from our rubber plantation. It can meet customer strict requirement about some of technicalities such as: the PO, Color (Lovibond), Latex is preserved by ammonia or sodium sulfite. Then coagulated with formic acid, followed by shredding by passing through a rolling mill, washing system and hash.
Fiber tablet provides a favorable environment for more than 2,000 common seed types that can germinate better and faster. Seed pellet is particularly suitable for seedlings of flowers and gardening vegetables at home such as gourd, squash, melon, etc. eventhough for the seeds that are hard to grow: peas, strawberries, etc.
