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Light Stabilizer Ls-144 Cas No.63843-89-0

Supplier From China
Aug-17-22

Chemical name: Bis (1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-
hydroxyphenyl]methyl]butylmalonate
CAS No.: 63843-89-0
Molecular formula: C42H72N2O5
Molecular weight�¯�¼?685.04
Molecular structure

Specification
Appearance: White to slightly yellow powder
Assay, %: 98 min.
Melting point, degree: 144 min.
Loss on Drying, %: 0.5 max.
Transmittance: 460nm: 95%min.
500nm: 97% min.

Application
LIGHT STABILIZER LS-144 is a light stabilizer of the hindered amine class (HALS) and also contains an antioxidant moiety of the sterically hindered phenol type. Its efficiency provides significantly extended life time to coatings by minimizing paint defects such as cracking and loss of gloss. It is recommended for applications  including automotive coatings, coil coatings, and powder coatings.  The performance of 144 can be significantly improved when used in combination with a UV absorber like UV1130,  UV928 etc.

Price and Minimum Quantity

Price: Negotiable
MOQ: Not Specified

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Sodium Bicarbonate (Feed Grade)

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In Animal feed stuff

Nutrition feed for Poultry, Layers, Cattle.

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Commodity : Soda Ash Light / Dense
Molecular formula:na2co3
Molecule weight:105.99
H.S Code:28362000
Cas: 497-19-8

Properties : white crystal powder, easily soluble in water, water solution is alkali. Easily absorbing moisture and co2 if exposing in the air.

Applications: mainly used in glass-manufacturing, chemical industry, metallurgy, paper, dye, synthetic washes and petrochemistry.

Packing :25kg/ 40kg/50kg/750kg pp woven bag with waterproof pe inner , two layers

Specifications standard : gb210.1-2004
Items : specification
First grade : specification
Second grade
Total alkalinity(as na2co3 in dry base) %99.2% min98.8% min
Chloride content(as nacl) %0.7% max0.9% max
Iron content(as fe in dry base) /%0.003% max0.0035% max
Sulphate content(as so4 in dry base) /%0.03% max0.03% max
Water insoluble matter /%0.03% max0.03% max
Loss on ignition a/ %0.5% max0.5% max
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Commodity: Sodium bicarbonate
Synonym: Baking Soda; Bicarbonate of soda; Sodium acid carbonate; Monosodium carbonate; Sodium hydrogen International CHEMTREC , carbonate; Carbonic acid monosodium salt
Molecular formula:NaHCO3
Molecule Weight:84.01
H.S code:28363000
CAS:144-55-8

Characteristics: White powder or tiny crystalls, nodorousand salty, easily soluble in water,insoluble in alcohol, presenting slightly alkalinity, decomposed when heating. Decomposed slowly when exposed to moist air.



Quality Standard
Item The National Standard
The Total Alkalinity Content(NaHCO3)% 99.0, 100.5
Loss on Dring% 0.20
PH Value(10g/1) Solution, 8.6
Arsentic Content% 0.0001
Heavy Metal Content, 0.0005
Ammonium Salt pass
Clearness pass

Uses: food fermentation, feed addive, detergent ingredient, carbon dioxide foamer, pharmacy, leather, ore milling and metallurgy, detergent for wool, extinguisher and metal heat-treating, fiber and rubber industry, etc.

Packing:25kgs or 50kgs plastic woven bags lined with one layer polythene bag.
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Product Name: Ferrous Sulphate Heptahydrate
Molecular Formula: FeSO4. 7H2O
CAS No.: 7782-63-0
Mol Weight: 278.05

Usage and Dosage:
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Storage:
Storage Store in cool, dry, well ventilated area, removed from oxidising agents (eg. hypochlorites), acids, metals and foodstuffs. Ensure containers are adequately labelled, protected from physical damage and sealed when not in use. Large storage areas should have appropriate ventilation systems.

Precaution: Flammability Non flammable. No fire or explosion hazard exists.

Packing: Net weight 25kgs, 50kgs per each plastic woven bag

Technical Specification
Appearance: Light green crystalline powder


Fe 19.7%min
Pb 20 ppm max
As2 ppm max
Cd 5 ppm max
Size Crystalline Powder
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$2.30K
MOQ: Not Specified
 
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
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Acetone Oxime

$13.70
MOQ: Not Specified
 
ProName: Acetone oxime ,Acetoxime
CasNo: 127-06-0
Molecular Formula: C3H7NO
Appearance: White crystal
ProductionCapacity: 1-100 Metric Ton/Month
Grade: Industrial Grade

Specifications:
index value
appearance white crystalline powder or flakes
Assay 99.0%
residue on ignition 0.01%
Boiling point 135 c at 1,013 hpa
Moisture 0.25%


Uses:
It is used as raw material for medicine, pesticides, dyes and organosilane coupling agents. It is also useful in the determination of nickel and cobalt. Acetone oxime is an excellent corrosion inhibitor (deoxidant) with lower toxicity and greater stability compared to hydrazine.

Package:
25kg carton drum or 1kg foil bag or by request of clients

Storage: Store in dry, dark and ventilated place

Transportation: by sea or by air

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