Organic Chemicals

nematic liquid crystal E7 liquid crystal superior to E7 QYPDLC-7 Lower Operating Temperature Tkn(C) -10 Upper Operating Temperature Tni(C) 60 Viscosity (mm2s-1,20C) 56 Birefringence(589nm,20C) 0.227 Ordinary Refractive Index (No)(589nm,20C) 1.52 Refrective index Extraordinary (Ne)(589nm,20C) 1.747 Dielectric anisotropy(1KHz,20C) 16.3 ε⊥(1KHz,20C) 5.6 Electrical properties V90(VAC),0,20(V) 2.1 Electrical properties V10(VAC),0,20(V) 1.51 17years of PDLC liquid crystal production experience. Qingdao QY Liquid Crystal Co., Ltd. is a professional manufacturer of liquid crystal material and Nematic liquid crystal in China, especially for PDLC materials.

Minimum Order: 20 square metres

Product ID：TQCH004 Product Name：D-(-)-Arabinose CAS NO ： 10323-20-3 Molecular Formula: C5H10O5 Molecular Weight: 150.13 Purity：≥98% Grade: Medical grade Appearance: White powder Application：D-arabinose is a reducing sugar, which is a pentose analogue of D- ribose, a component of arabinogalactan in the cell wall of Mycobacterium, and a substrate for synthesis of D-red anticyclic acid in yeast. Used for shielding heavy metal pollution Storage Conditions：Inert atmosphere,Store in freezer, under -20°C

Minimum Order: 1 bags

Product ID：TQCH002 Product Name：Calcium L-Threonate CAS NO ： 70753-61-6 Molecular Formula: C8H14CaO10 Molecular Weight: 310.27 Purity：≥98% Grade: Medical grade Appearance: Pale Brown Powder Application：As a nutritional fortifier, calcium supplement. Storage Conditions：Inert atmosphere,Room Temperature

Minimum Order: 1 bags

Product ID：TQAA030 Product Name：L-Cysteine Hydrochloride Anhydrous CAS NO ：52-89-1 Molecular Formula:C3H8ClNO2S Molecular Weight:157.62 Grade: Pharmaceutical Grade Appearance:White to light brown Solid Application：It can be used to treat radioactive drug poisoning, heavy metal poisoning, toxic hepatitis, serum diseases, and prevent liver necrosis.Used as cosmetics, perm, sunscreen, hair cream and hair essence. It can be used as food additive to prevent vitamin C from oxidizing and discoloring and to promote the formation and fermentation of protein in bread.At the same time, it is also an NMDA glutamate receptor agonist. At high concentration, it can be used as AMPA glutamate receptor agonist. Storage Conditions：Inert atmosphere,Room Temperature

Minimum Order: 1 bags

Product ID：TQAA008 Product Name：DL-2-(2-Chlorophenyl)glycine CAS NO ：141196-64-7 Molecular Formula:C8H8ClNO2 Molecular Weight: 185.61 Grade: Pharmaceutical Grade Appearance: Application：It is the intermediate of clopidogrel, an antithrombotic drug.

Minimum Order: 1 bags

Product ID：TQAA007 Product Name：Boc-Trp-OH CAS NO ：13139-14-5 Molecular Formula:C16H20N2O4 Molecular Weight: 304.34 Grade: Pharmaceutical Grade Appearance: White to off-white Powder Application：Used in biochemical reagents and peptide synthesis. Storage Conditions：Keep in dark place,Sealed in dry,Room Temperature

Minimum Order: 1 bags

Product ID：TQAA029 Product Name：L-Carnosine CAS NO ：305-84-0 Molecular Formula:C9H14N4O3 Molecular Weight:226.23 Grade: Pharmaceutical Grade Appearance: White crystalline Application：It is used to resist oxidation, maintain pH balance and prolong cell life. Storage Conditions：-20°C

Minimum Order: 1 bags

Product ID：TQAA010 Product Name：D-Serine CAS NO ：312-84-5 Molecular Formula:C3H7NO3 Molecular Weight: 105.09 Grade: Pharmaceutical Grade Appearance:White Crystalline Powder Application：Used as pharmaceutical intermediates and biochemical reagents Storage Conditions：Keep in dark place,Inert atmosphere,Room temperature

Minimum Order: 1 bags

Product ID：TQNA006 Product Name：Adenosine triphosphate CAS NO ：56-65-5 Molecular Formula：C10H16N5O13P3 Molecular Weight：507.18 Purity：≥99% Grade：Pharmaceutical Grade Appearance：Lyophilized powder Application：It is used as a coenzyme for energy transfer in cells. It transports chemical energy in cells for metabolism. It is used to organize preparation and maintenance. Storage Conditions： Keep in dark place,Inert atmosphere,Store in freezer, under -20°C

Minimum Order: 1 bags

Product ID：TQNA030 Product Name：2,6-Dichloropurine CAS NO ： 5451-40-1 Molecular Formula：C5H2Cl2N4 Molecular Weight：189 Purity：≥98% Grade：Pharmaceutical Grade Appearance：Crystalline Powder Application：Used as intermediate of antitumor and antiviral drugs Storage Conditions：Keep in dark place,Sealed in dry,Room Temperature

Minimum Order: 1 bags

Product ID：TQNA031 Product Name： 5'-Cytidine Monophosphate disodium salt CAS NO ： 6757-06-8 Molecular Formula：C9H15N3NaO8P Molecular Weight：347.2 Purity：≥99% Grade：Pharmaceutical Grade Appearance：crystalline Application

Minimum Order: 1 bags

Product ID：TQNA025 Product Name：2'-Deoxyadenosine CAS NO ：16373-93-6 Molecular Formula：C10H15N5O4 Molecular Weight：269.26 Purity：≥99% Grade：Pharmaceutical Grade Appearance：White to light beige powder Application： 2'-Deoxyadenosine monohydrate, a deoxyribonucleoside, may be used by some cells as an energy source under energy stress conditions and to affect cAMP levels. 2′-dAdo is used in comparison studies of the functions of adenosine analogues on various biological processes. Storage Conditions：2-8°C

Minimum Order: 1 bags

Product ID：TQNA021 Product Name：Uridine 5'-monophosphate disodium salt CAS NO ： 3387-36-8 Molecular Formula：C9H11N2Na2O9P Molecular Weight：368.14 Purity：≥99% Grade：Pharmaceutical Grade Appearance：Crystalline Powder Application：It can be used to produce nucleic acid drug intermediates, health food and biochemical reagents, and used to manufacture uridine triphosphate (UTP), polyadenuria, fluriron and other drugs. Storage Conditions：2-8°C

Minimum Order: 1 bags

Product ID：TQNA003 Product Name：Adenosine 5'-diphosphate monopotassium salt CAS NO ：72696-48-1 Molecular Formula：C10H18KN5O12P2 Molecular Weight：501.32 Purity：≥98.0% Grade：Ph , armaceutical Grade Appearance：White to off-white powder Application：It is the activator of P2Y. Storage Conditions：−20°C

Minimum Order: 1 bags