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Jiangxi Tecom Science Corp.

(1.3)
Supplier From China
Apr-10-13
Supplier : Hematology analyzer, chemistry analyzer, reagents

Established: 1992 Standards: ISO9001,ISO13485,TUV,CE

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Contact Details:
#555 Gaoxin Ave
Nanchang 330096
China
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Apr-10-13
Fully automatic chemistry analyzer

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Supplier From Nanchang, China
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Fully automatic chemistry analyzer
Discrete automatic, random stat function

Online test items: at most 26 testing items

18 sample positions, 26 reagent positions with refrigrated function

Throughtput: 200 tests/hour

60 pcs reaction cuvettes

Wavelength: 300-800nm, 9 wavelengths

7-step automatic washing, automatic cuvette dry function

Easy to operate

Compact construction and light weight



Dimension:540x420x320mm
Net weight:23kgs
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Abott reagents consumables Analyzers Alinity . Architect etc.
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Polarizer and Analyzer

This apparatus consists of two identical units, each provided with Polaroid disc mounted in a rotatable mount, with aperture of 25mm. Both rotatable mounts have a lever to add rotaon and a pointer which traverses a 75mmdiameter brass silvered scale divided into 360 1. The size is universal and can be fied to any size of collimator and telescope. To fit over the object end of telescope and colimator.
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Chlorobenzene CAS 108-90-7

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  Hebei Tianao Technology Co., Ltd
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Supplier Of Laboratory Reagents
 
Chlorobenzene is an organic compound with the formula C6H5Cl. It is the result of a hydrogen atom in the benzene ring being replaced by a chlorine atom. The following is a detailed description of the properties, uses, manufacturing methods and safety information of chlorobenzene:

Nature:
- Appearance: colorless liquid or white crystal.
- Boiling point: 131C.
- Density: 1.11g /ml.
- Melting point: -46C.
- Soluble: Soluble in organic solvents such as ethanol and ether, insoluble in water.
Chlorobenzene exists in a variety of isomers, such as o-chlorobenzene, M-chlorobenzene, and P-chlorobenzene.

Purpose:
- Industrial use: chlorobenzene is widely used in organic synthesis reactions and industrial production, and can be used as a solvent, antibacterial agent, flame retardant, insecticide, pickling agent, etc.
- Medical use: chlorobenzene can be used in the synthesis of drugs, fungicides and pesticides.
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2 - Naphthol

2 - Naphthol

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  Lianyungang Huaihua International Trade Co., Ltd.
Supplier From Lianyungang, Jiangsu, China
Supplier Of Industrial Chemicals
 
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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Sodium Dodecyl Sulfate K12

Sodium Dodecyl Sulfate K12

(4.9)
$1.66K
MOQ: Not Specified
  Lianyungang Huaihua International Trade Co., Ltd.
Supplier From Lianyungang, Jiangsu, China
Supplier Of Industrial Chemicals
 
[Technical Indicators]
1. Industrial grade
Indicator Name/Indicator Value Powdered Products (F) Needle Products (Z)
Level 92 Level 93 Level 95 Level 92 Level 95
Appearance White or light yellow powder, without caking White or yellowish needle-like, without lumps
Active matter,% 92.0 93.0 95.0 92.0 95.0
Free oil,% 1.2 1.2 1.2 2.0 1.5
Inorganic salt,% Sodium sulfate 5.8 4.8 2.5 4.8 2.5
Sodium chloride 0.15 0.15 0.15 0.15 0.15
Moisture,% 2.0 2.0 2.0 4.0 3.0
PH value (1% aqueous solution) 7.5-9.5 7.5-10
Whiteness (WB), 90

2. Toothpaste grade
Indicator Name/Indicator Value Toothpaste Grade (Y)
(I) Level (II) Level (III) Level
Appearance White or yellowish powdery or needle-like, without caking
Active matter,% 95.0 93.0 93.0
Free oil,% 1.2 1.2 1.2
Inorganic salt,% Sodium sulfate 2.5 3.2 4.0
Sodium chloride 0.15 0.15 0.15
Moisture,% 2.0 2.0 3.0
PH value (1% aqueous solution) 8-9.3 8-9.3 8-10
Whiteness (WB), 90
Foaming capacity/mm 180
Heavy metal (as Pb)/ (mg/Kg), 15
Arsenic content (as As)/ (mg/Kg), 3
Total bacterial count/ (CFU/G), 100
Total number of molds and yeasts/ (CFU/G), 100
Fecal coliforms/G Not to be detected
Pseudomonas aeruginosa/G Not to be detected
Staphylococcus aureus/G Not to be detected
 
3. Latex grade
Indicator Name/Indicator Value Latex grade (powder, needle, liquid)
Aggregate grade Seed level Liquid K12
Appearance White or yellowish powdery or needle-like, without caking Light yellow transparent liquid
Active matter,% 94.0 92 28.5-30.5
Free oil,% 0.8-1.0 1.5-2.0 1.5
Inorganic salt,% Sodium sulfate 3.0 3.0 1.5
Sodium chloride 0.15 0.15 0.05
Moisture,% 3.5 3.5 -
PH value (1% aqueous solution) 8-10 7.5-9.5
Whiteness (WB), 90 -
Color Klett (30% active), - 60

4. Reagent grade
Indicator Name/Indicator Value Reagent grade
Level 99% Level 97%
Appearance White flaky crystals White powder
Solubility (1%, alcohol) Completely dissolved
Solubility (10%, aqueous solution) Completely dissolved
Chroma APHA (20%, deionized water), 15   -
Active matter (%), â?¥ 99 (on dry basis) 97
Petroleum ether soluble matter (%), 0.2 1.0
Sodium sulfate (%), 0.5 1.5
Sodium chloride (%),
Moisture (%), 1.0 2.0
PH value (1% aqueous solution) 6.0-8.0 6.0-11
Phosphate, 1ppm -
Lead (Pb), 2ppm
Iron (Fe), 1ppm
Nitrogen, 5ppm -
Arsenic (As), 0.1ppm
Fraction content (%), 99.0
Absorbance (3%, deionized water) 230nm 0.4
260nm 0.1
280nm 0.1 -
410nm 0.01
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Clinical Diagnostic Analyzers

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Clinical diagnostic analyzers are devices used to perform various tests on patient samples, such as blood, urine, or saliva. Examples include automated chemistry analyzers, hematology analyzers, and immunoassay analyzers, which help in diagnosing diseases by measuring specific biomarkers, cell counts, and chemical compositions in samples.
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