Polyamide Resin(Cas:63428-84-2)

Potassium Citrate, E332, CAS no.866-84-2, Potassium salt of Citric Acid, also known as Tripotassium citrate, white, odorless crystalline powder soluble in water, manufacturing process via chemical synthesis, Potassium bicarbonate or Potassium carbonate and Citric acid as raw materials. Potassium Citrate, along with citric acid, Calcium citrate, Sodium Citrate and Magnesium Citrate is widely used as food acidulants. It functions as a buffering agent and sequestrant, commonly used in soft drinks, artificially sweetened jellies, processed cheeses, and puddings. Potassium citrate will reduce sodium content in beverages, gelatin desserts, confections, jams and jellies.

As an experienced Potassium Citrate manufacturer and supplier, we has been supplying and exporting Potassium Citrate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.

Potassium Citrate Specification
Name Potassium Citrate
Formula K3C6H5O7H2O
Appearance White crystals or crystalline powder
Purity 99.0 101.0%
Solubility 1g in 0.55ml water, practically
Acidity or Alkalinity Conforms
Readily carbonisable substances Conforms
Chloride(Cl) 50 ppm max
Sulfate(SO42-) 150 ppm max
Loss on drying 4.0 7.0%
Heavy metals(as Pb) 10 ppm max

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

Name: 2-hydroxy-6-naphthoic acid
Alias: 2,6 acid; 2-naphthol-6-carboxylic acid; 6-hydroxy-2-naphthoic acid; 6-hydroxy-2-naphthoic acid
CAS NOï¼?16712-64-4
Molecular formula: c11h7o3
Molecular weight: 187.172

Product quality standard:
Appearance characte Light yellow powder
Content 99%
2-naphtholâ?¤0.10%
2,3-acidâ?¤0.10%
melting point243-245�°C
Loss on dryingâ?¤0.30%
heavy metalâ?¤20ppm

Application: used in medicine, liquid crystal, paint, etc.

Packing: 25kg / cardboard barrel, or according to customer requirements

L-Aspartic Acid, CAS No.56-84-8, is the L-isomer of Aspartic Acid, available as White crystalline powder. L-Aspartic Acid is an essential amino acid for building proteins. So itâ??s widely used as nutrition supplements. L-Aspartic acid is also an important material in manufacturing of aspartame. As L-Aspartic Acid Manufacturers, Suppliers and Wholesalers in China , we supply food and feed grade L-Aspartic Acid, also D-Aspartic Acid and DL Aspartic Acid.

As an experienced L-Aspartic Acid manufacturer and supplier, we has been supplying and exporting L-Aspartic Acid for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.

L-Aspartic Acid Food grade Specification
DESCRIPTION White, oderless crystals or crystalline powder having a slightly acid taste. It is slightly soluble in water but insoluble in alcohol and in ether.It melts at about 270.
Chemical Name L-Aminosuccinic Acid
Molecular Formula C4H7NO4
Structural Formula
Molecular Weight 133.10
SPECIFICATION
(FCCVII) Identification Corresponds
Assay(as C4H7NO4)è?½ 98.5% â?? 101.5%(Calculated on the dried basis)
Heavy Metals(as Pb) 10mg/kg Max
Lead 5mg/kg Max
Loss On Drying 0.25% Max
Residue on Ignition 0.1% Max
Specific Rotation +24.5 ~+26.0(after drying)
Arsenic(as As) 2mg/kg Max
MAIN FUNCTION AND PURPOSE L-Aspartic acid can be added into cool drinks as nutrition supplement. It is used in medicine as ammoniac detoxicating agent, hepar function accelerator or fatigue refresher. And it can also be used in biochemical reagent, medium and intermediate in organic synthesis.
PACKING 25KG net in Plastic Woven Bag lined with PE bag, 18MT/20FCL(on pallet) or 20MT/20FCL(without pallet).
STORAGE Kept airtightly in a light-proof, dry and cool place.

Description

N-NONANE (cas 111-84-2) Quick Details

Chemical Name: N-NONANE

CAS No.: 111-84-2

Molecular Fomula: C9H20

Molecular weight:128.26

Chemical Structure:

Appearance: colorless liquid

Assay: 99%

Item Specification
Color saybolt +28
Initial boiling point C 143
Dry point C 153
Specific gravity 20Ckg/m3 700-728
N-onane content % 99
Total sulfur ppm 1
Water content ppm 50

Commodity: SODIUM ISOPROPYL XANTHATE
H.S code: 2930902000
CAS Number: 140-93-2
EINECS No.: 205-443-5
DG Class:4.2
UN No.:3342

Specifications:
Appearance Yellow Granule
ACTIVITY %MIN 90.0
FREE ALKALI %MAX 0.2
MOISTURE&VOLATILE % MAX 4.0