Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
Tel: 86-139-10575315
Tel: +86 15632961819
Tel: +86 18233902561
Tel: +86 15717685612
Tel: +86 16630923639
Tel: +86 18732968538
Tel: +86 18833033983
Tel: +86 19831957301
Mobile: +86 19831957301
Tel: 86-139-10575315
Fax: 4001020630
URL: https://www.nengqianchemical.com/
Province/state: Hebei
City: Handan
Street: Congtai District, La Defense North
MaxCard:
CAS NO.57-48-7
Industrial Grade(1-10)Metric TonIndustrial Grade(10-101)Metric TonIndustrial Grade(100-300)Metric Ton
With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements.
Consistent Quality
Our plant has strict quality control in each manufacturing process. Guaranteed.
Meanwhile all the materials are tested before each shipment in our laboratory to double confirm the quality.
Most competitive pricing
Our company is committed to the production and development of titanium dioxide, we always offer the most competitive pricing to customers to help lower their cost in application.
Shortest delivery time
90% of orders are shipped within 7-10 days after receipt of the prepayment or workable L/C.
Respond in 24 hours to inquiry, feedback or other requirements
Our experienced staff is dedicated to answer all of your inquires, feedback or other requirements in 24 hours.
We welcome you to contact us for more information and look forward to working with yo
Product introduction:
Molar Mass | 180.157 |
Density | 1.694g/cm3 |
Melting Point | 119-122℃ (dec.) |
Boling Point | 440.1°C at 760 mmHg |
Specific Rotation(α) | -92.25 º (c=10,H2O,on dry sub.) |
Flash Point | 220°C |
Water Solubility | 3750 g/L (20℃) |
Solubility | Soluble in water, soluble in methanol (1g/14 m1) and ethanol (1g/15 m1), insoluble in ether. |
Vapor Presure | 1.36E-09mmHg at 25°C |
Appearance | White crystalline powder |
Storage Condition | 2-8℃ |
Sensitive | Easily absorbing moisture |
Refractive Index | 1.616 |
MDL | MFCD00148910 |
Physical and Chemical Properties | Melting Point 119-122°C (dec.) specific optical rotation -92.25 ° (c = 10,H2O,on dry sub.) water-soluble 3750g/L (20°C) |
Authoritative Data Verified Data
acidity
take 2.0g of this product, add 20ml of water to dissolve, add 3 drops of phenolphthalein indicator solution and 0.02 ml of sodium hydroxide titration solution (0.20 mol/L), which should be pink.
clarity and color of solution
take 0901G of this product, add water to dissolve 10ml, the solution should be clear and colorless; If the color is colored, it should not be deeper than the yellow or yellow-green 1# Standard Colorimetric solution (General rule first method).
S-hydroxymethyl furfural
take 0.50g of this product, Add 10ml of water to dissolve, according to UV-visible spectrophotometry (General 0401), at the wavelength of 284nm, absorbance should not exceed 0.32.
chloride
take 0801g of this product and check it according to law (General rule 0.01%). Compared with the control solution made of 6.0ml of standard sodium chloride solution, it should not be more concentrated ().
sulfate
take this product 0802G, check according to law (General rule 0.01%), and standard potassium sulfate solution made of ML of the control solution, should not be more concentrated ().
barium salt
take 10. 0g of this product, add water to dissolve and dilute to 100ml, as a stock solution. Take 10ml of stock solution, add lml of lmol/L sulfuric acid solution to prepare the test solution, immediately compare with the control solution made by taking 10ml of stock solution and adding lml of water, and compare it again after 1 hour, none should be more turbid.
calcium and magnesium (calculated as calcium)
take 2.0g of this product, precision weighing, add water 20ml to dissolve, add 2 drops of hydrochloric acid, add ammonia-ammonium chloride buffer (pH10.0)5m l and Chrome Black T indicator appropriate amount, titrated to blue with disodium ethylenediaminetetraacetate (0.005mol/L). Consumption of ethylene diamine tetraacetic acid disodium titration solution (0.005mol/L) should not exceed 0.5.
sucrose
Take 5.0g of this product, add 10ml of water, and shake it well. Take lml of each product and put it into two cuvettes, respectively. Add 9ml of ethanol in tube A and 9ml of water in tube B, and shake it well. The opalescence of the tube should not be stronger than that of the B tube.
loss on drying
take this product and dry under reduced pressure at 70°C for 4 hours, and the weight loss shall not exceed 0.5% (General rule 0831).
ignition residue
not more than 0.1% (General rule 0841).
Heavy metals
take this product 5. G, add water 23ml dissolved, add acetate buffer (pH 3.5)2ml, according to the law (General Principles 0821 The first law), containing heavy metals shall not exceed 4 parts per million.
arsenic salt
take 2.0g of this product, add 5ml of water to dissolve, add 5ml of dilute sulfuric acid and 1 ml of bromine test solution, heat and concentrate to about 5ml in a water bath, and let it cool, add hydrochloric acid 5ml and water appropriate to make 28ml, according to the law inspection (General Principles 0822 The first law), should comply with the provisions (0.0001%).
sterile
take this product, dissolve it in 0.1% sterile peptone water, treat it by membrane filtration, and rinse it once with 0.1% sterile peptone water (each membrane is not less than 100ml), staphylococcus aureus as a positive control bacteria, according to law inspection (General 1101), should comply with the provisions. (For aseptic dispensing)
Our company specializes in processing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents,
Our company has a number of sales team, service and information feedback vertical integration of a sound marketing network, products are sold throughout the country and exported to South Asia, Europe, America, Africa and other more than 20 countries and regions.
Companies adhering to the "pursuit of quality, innovation and development" business philosophy, to serve as a foundation, for the survival by the quality, seek development by science and technology, adhere to quilty comes first,fair price,good sense of customer service and responsibility. in the future hebei Nengqian import and export trade Co.,Ltd will always hold "integrity, innovation" business philosophy, to achieve honesty management, on the way of specialization, internationalization, Keep moving!
Our advantages:
1, High quality with competitive price:
1) Standard:BP/USP/EP/Enterprise standard
2) All Purity≥99%
3) We are manufacturer and can provide high quality products with factory price.
2, Fast and safe delivery
1) Parcel can be sent out in 24 hours after payment.Tracking number available
2) Secure and discreet shipment.Various transportation methods for your choice.
3) Customs pass rate ≥99%
4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,
and we have stock in there for transferring.
Product Packaging:
1) 1kg/bag (1kg net weight, 1.1kg gross weight, packed in an aluminum foil bag)
2) 25kg/drum (25kg net weight, 28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 360mm diameter)
Storage:
Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.
Delivery:
Usually within3-5 working days after full payment.
transport:
EMS,DHL, TNT, UPS ,FEDEX, BY AIR, BY SEA
DHL Express, FedEx and EMS for quantity less than 50KG, usually called as DDU service;
Sea shipping for quantity over 500KG; And air shipping is available for 50KG above;
For high value products, please select air shipping and DHL express for safe;
Our Service:
1. Fast Delivery: We can delivery within 24 hours upon receipt of your payment.
2. Quality can be promised. Hot sell to Worldwide.
3. Payment Terms: T/T,, t/t
4. Free Sample available at any time.
5. Tracking your order at any time. Inform your order's further new situation at any time.
6. Package: Professional packing with professional materials.
FAQ:
1.Are you a trade company or factory
We are a factory with our own trading company.
2.How do you control the quality
Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.
3.How long is lead time
We deliver goods within 3 days for small order, 7-10 days for bulk order.
4. Where is your factory located How can I visit the factory
Our factory located in HEBEI, China.
5.Can i get some samples
Yes, we can supply free sample, but the shipping cost be paid by our customers.
6.How to start orders or make payments
Proforma invoice will be sent first after confirmation of order, enclosed our bank information.Payment by T/T,
7. How to confirm the Product Quality before placing orders
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
8. How long is lead time
We deliver goods within 3 days for small order, 7-10 days for bulk order.
9. How do you treat quality complaint
First of all, our quality control will reduce the quality problem to near zero. If there is a realquality problem caused by us, we will send you free goods for replacement or refund your loss.