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1,2-DIAMINOBENZENE |
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specification:
appearance :pale brown or brown crystal
assay content:90% min
o-chloroaniline:1.0%max
o-nitroaniline :0.1%max
uses:the product is a brown granular crystal,easily soluble in alcohol,ether
& chloroform and slightly soluble in water.it easily changes color
in the air.
The product is an intermediate of pesticides,dyes,helping agents and
sensitive materials As well as a dye(fur yellow brown m).it is used in
making polyamide,polyurethane,carbendazol,thiopanate,indanthrene searlet,leveling
agent GG,antioxidant M and other products.
CONTACT PERSON: MR. LI HONGBING
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HYDROQUINONE
(PHOTO GRADE) |
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Specification:white or approximate white crystal or crystal powder
Content:99.5% min
Melting point:171 ----175
Ash content:0.05% max
Heavy metal(Pb):0.001% max
Iron(Fe):0.001% max.
Use:for use in taking photos ,TV x-ray film developer and dyes intermediate,
also In natural and compound rubber antiager , compound resin unit prevent-polymerization
agent, Compound amino fast-drying desulphurization agent oil congeal-resistance
agent grease Oxygen-resistance agent , chemical fertilizer antiager and
reagent for analytical chemistry.
Packing:25 kgs nett in plastic woven bags, with kraft paper and pholythene
filmy bag inside
CONTACT PERSON: MR. LI HONGBING
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P-BENZOQUINONE |
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MOLECULAR FORMULA: 1,4-C6H4O2
MOLECULAR WEIGHT: 108.1(ACCORDING TO THE INTERNATIONAL ATOMIC WEIGHT
OF 1987)
SPECIFICATION:
APPEARANCE: YELLOW OR BLACK GREEN CRYSTALLINE POWDER
CONTENT: 99%MIN
MELTING POINT: 112-116
LOSS ON DRY: 0.5%MAX
RESIDUE AFTER IGNITION: 0.05%MAX
USAGE: IT CAN BE WIDELY USED IN MEDICINE,HERBICIDE,CHMECIALS AND DYES.
PACKAGE STORAGE AND TRANSPORTATION:
(1) IN 35 KG(NET WEIGHT) AND 40 KG(NET WEIGHT) CARDBOARD DRUM LINED
WITH DOUBLE PLASTIC BAGS.
(2) KEEP IN COOL DRY PALCE(UNDER 10-20)AWAY
FROM LIGHT
(3) SHIPPED AS DANGEROUS GOODS
CONTACT PERSON: MR. LI HONGBING
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PTBBA |
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Specification:purity: 99% min.
Melting point: 165min
Acidity: 0.555-0.565 eq/100g
Colour(gardner): 2 max
Ash: 0.01%max
Iron: 3ppm max
Chemical characterization:
Product number: SY2015-01-00
Common name: p-tert butyl benzoic acid
IUPAC name: 4-(1,1-dimethylethyl)-benzoic acid
Typical properties
Molcular weight.(g/mol): 178.25
Metling poit() 165-167
Boiling point() no information
Bulk density(kg/l) 0.531,14 at 20
Vapour pressure(hpa): 0.01 max
Solubility in water: 0.006g/100ml water at 20
Solubility in organic: acetone(21.4%)
Solvents(20) toluene (9.0%)
Petrolether (2.0%)
Solubility in linseed oil
At 100 6%
At 110 12%
At 120 20%
Ph value 3.5(0.06g/l water)
Conversion factor 1ppm=7.28mg/m3
1mg/m3=0.1374 ppm
CONTACT PERSON: MR. LI HONGBING
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SODIUM
TOLYTRIAZOLE |
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| Specification |
industrial grade |
food grade |
| Grain size |
30-120 mesh |
30-120mesh |
| Viscosity |
as per request |
150 min |
| Moisture |
15% max |
15% max |
| PH value |
6.0-7.5 |
6.0-8.0 |
| Ca content |
0.3%max |
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| Ash content |
20.0%--24.0% |
30%-37% |
| Insoluble matter in water |
0.6% max |
3.0% max |
| Transparency |
3min |
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| Heavy metal(as Pb) |
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0.004%max |
| Arsenate |
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0.0002%max |
Packing in 25 kgs woven bags
CONTACT PERSON: MR. LI HONGBING
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