Thursday, 13 June 2013

the big cherry of yantai






The big cherry is famous as"the earliest fruit of the northern China in spring". They have bright colors on their surface, and is juicy, fragrant and sweet. They are rich of various vitamins. Yantai is the biggest producing area, because there have the right climate, the sufficient sunshine and the proper earth quality.
The big cherries of Yantai are available in the middle of May , ie the end of spring and the beginning of summer. Because there are no pests and no pesticide, the big cherries of Yantai are really healthy fruits.


Wednesday, 12 June 2013

Lubricant additives : CAS# 126104-53-8


Lubricant additives :    CAS# 126104-53-8   

 Product  Name  :   2,5-Dimercapto-1,3,4-thiadiazole, alkyl polycarboxylates;TH726
Synonyms  :  butanedioic acid ((4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl); thio-bis (2-ethylhexyl)ester;Irganox L135; Vanlube 871

CAS Number :   126104-53-8

Appearance  :   Amber liquid
Assay  : 98% min
Density  :   1.1 g/cm³

Melting/freezing point : <-20°C (<-4°F)
Boiling/condensation point  : 269°C (516.2°F)
Flash point (Closed cup) :  190°C (374°F)

Application : Lubricant additives; liquid ashless antioxidant/antiwear agent; Possible uses include both gasoline and diesel engine oil; formulations to improve existing additive packages.

Solubility : Insoluble in cold water.

Physical/chemical properties comments : Soluble in petroleum and synthetic lubricant bases.

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Antioxidant TH1520 99% CAS# 110553-27-0


 Antioxidant TH1520 99%  CAS# 110553-27-0

Product  Name     :     2-methyl-4,6-bis(octylsulfanylmethyl)phenol
Synonyms          :   
At 1520;IRGANOX 1520;Antioxidant TH1520;4,6-bis (octylthiomethyl)-o-cresol;2-methyl-4,6-[(octylthio)methyl]phenol;2,4-BIS(OCTYLTHIOMETHYL)-6-METHYLPHENOL;2-METHYL-4,6-BIS((OCTYLTHIO)METHYL)PHENOL;Phenol, 2-methyl-4,6-bis(octylthio)methyl-;2-methyl-4,6-bis(octylsulfanylmethyl)phenol
CAS Number       :     110553-27-0
EINECS Number    :     402-860-6
Molecular Formula  :      C26H44OS2
Molecular Weight   :     424.7463
Molecular Structure :     



Density            :      0.99g/cm3
Boiling  Point       :        532.2 °C at 760 mmHg

Appearance        :    White crystal or colorless to pale yellow liquid
Application         :    This product is a novelty rubber antioxidant. It is mainly used in synthetical rubbers such as butadiene rubber, SBR, EPR, NBR and SBS/SIS. The small quantity of the product is used to improve the stabilization of plastic and rubber. It belongs to enviroment protection antioxidant, so the rubber goods are changed into environment protection antioxidant from general-purpose antioxidant. It also can be used in lubricant and plastic and shows good antioxidation.



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BIS DMTD 2,5-dimercapto-1,3,4-thiadiazole dimmer CAS# 72676-55-2


BIS DMTD 2,5-dimercapto-1,3,4-thiadiazole dimmer  CAS# 72676-55-2


Packaging :  25KG/Fiber Drum.
Storage : 12  months(dry well-ventilated area avoiding direct exposure to sunlight)


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Tuesday, 4 June 2013

Corrosion inhibitor : 1H-Benzotriazole,sodium salt (1:1) BTA-S 43% CAS# 15217-42-2


Corrosion inhibitor : 1H-Benzotriazole,sodium salt (1:1)  BTA-S   43% CAS# 15217-42-2

Name:         Sodium benzotriazole   /1H-Benzotriazole,sodium salt (1:1)
CAS No.:           15217-42-2
EINECS No.:        239-269-6
Synonyms:        BENZOTRIAZOLE, SODIUM SALT;COBRATEC(R) 40 S;1H-Benzotriazole,sodiumsalt;sodium 1H-benzotriazolide;Sodium 1H-benzotriazole;1-Sodio-1H-benzotriazole;Sodium benzotriazolate;1H-Benzotriazole, sodium salt (1:1)
Assay:  >43%
Appearance:         Clear yellow transparent liquid
Molecular Formula:   C6H4N3Na
Molecular Weight:    141.11
Density:             1.13-1.19g/ml (24)
Boiling Point:         276.1 °C at 760 mmHg

Package:          25L  200L plastic drum
Storage:           Store in a cool, dry place.
Usage:            Used as corrosive inhibitor, widely used in solar energy converting system, the cooling system of pile in nuclear power plant, cooling system of motor engine and gas engine.

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Polypeptide condensing agent :1-Hydroxybenzotriazole (HOBT) 98% CAS#2592-95-2


Polypeptide condensing agent :1-Hydroxybenzotriazole (HOBT) 98%  CAS#2592-95-2
Name:          NHydroxybenzotrizole /1-Hydroxybenzotriazole 
CAS No.:       2592-95-2
Synonyms:      1H-Benzotriazole,1-hydroxy-;1-Hydroxybenzotriazole(HOBt);HOBT, anhydrous;Benzotriazol-1-ol;1-Hydroxybenzotriazole anhydrous (HOBt);1-Hydroxybenzotrizole;HOBT (1-Hydroxybenzotrizole);1-Hydroxybenzotriazole (HOBT);1-Hydroxy Benzotrizole;Benzazimidol;HOBt anhydrous;1-Hydroxybenzotriazole anhydrous (HOBT anh.);
Assay:          ≥98%
Appearance:    white or off-white crystalline powder
Molecular Formula:  C6H5N3O
Molecular Weight    135.13
Density:             1.51 g/cm3
Melting Point:        156-159 °C
Boiling Point:         344.6 °C at 760 mmHg
Flash Point:          162.2 °C  
Package:             25KG/drum
Storage:             Store in a cool, dry place.
Usage:              Polypeptide condensing agent

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Antioxidant additive :1H-Benzotriazole (BTA) 99.8% CAS# 95-14-7


Antioxidant additive  :1H-Benzotriazole (BTA)  99.8%  CAS# 95-14-7

Name:        1H-Benzotriazole (BTA)
CAS No.:      95-14-7
EINECS No.:   202-394-1
Synonyms:     M 318;NSC 3058;RusminR;Seetec BT;Seetec BT-R;Verzone Crystal;Benzotriazole;1,2,3-Benzotriazole (BTA);1,2,3-1H-Benzotriazole;1,2,3-Benzotriazole;1,2,3-Triaza-1H-indene;1,2,3-Triazaindene;1,2-Aminoazophenylene;1H-1,2,3-Benzotriazole;2,3-Diazaindole;Azimidobenzene;Aziminobenzene;BLS 1326;BT 120 (lubricant additive);BTA;Benzeneazimide;C.V.I. Liquid;CVI;Cobratec 35G;Cobratec 99;D32-108;Entek;HY 2;ISK 3;Irgastab I 489;Kemitec TT;
Assay:       ≥99.8%
Appearance:  yellow to beige solid
Molecular Formula:  C6H5N3
Molecular Weight:   119.13
Density:            1.348 g/cm3
Melting Point        97-99 °C(lit.)
Boiling Point        276.1 °C at 760 mmHg
Flash Point:         133.9 °C

Package:        25Kg/Bags; 15Ton/20FCL
Storage:         Store in a cool, dry place.
Usage:         used as antioxidant additive(including lubricating oil, hydraulic oil, brake oil, transformer's oil), emugent, water stabilizer, the additive for high molecular materials (polyester and polyesteramide) capacity of ultraviolet resistance and anti- static electricity, photographic antifogging agent, copper mine flotation, metal's slow corrosion etc

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Lubricant additives CAS#59656-20-1


Lubricant additives:    CAS#59656-20-1   
Name: 2,5-bis(tert-dodecyldithio)-1,3,4-thiadiazole
CAS No.: 59656-20-1
EINECS No: 261-844-5
Synonyms: 1,3,4-Thiadiazole,2,5-bis(tert-dodecyldithio)-;3,4-Thiadiazole, 2,5-bis(tert-dodecyldithio)-1;4-thiadiazole, 2,5-bis(tert-dodecyldithio)-3 ;2,5-Bis(tert-dodecyldithio)-1,3,4-thiadiazole;2,5-Bis[(2-methylundecan-2-yl)disulfanyl]-1,3,4-thiadiazole; Cuvan 484
Assay: 99% min
Molecular Formula: C26H50N2S5
Molecular Weight:  551.01
Density: 1.07 g/cm3
Boiling Point:  620.4 °C at 760 mmHg
Flash Point: 329 °C
Usage: Ashless metal deactivator, Cu-Passivator, EP additive, Hydraulic fluids , Gear oils
Molecular Structure: 

Package:  25KG/drum
Storage:  12 months( Store in a cool, dry, well-ventilated area away from incompa tible substances.)

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Corrosion inhibitor : MBT-Na 40% CAS# 2492-26-4


Corrosion inhibitor : MBT-Na 40%  CAS# 2492-26-4

Product  Name     : Sodium salt of 2-Mercaptobenzothiazole (MBT-Na)
Synonyms          : MBT-Na;2-MBT;2-Mercaptobenzothiazole;2-Benzothiazolethione
CAS Number       : 2492-26-4
EINECS Number    :
Molecular Formula  : C7H4NNaS2 
Molecular Weight   : 189.22
Molecular Structure : 


Density           : 1.12±0.1    g/cm3

Appearance       : Pale yellow transparent liquid
Application        : MBT-Na can be used as the copper corrosion inhibitor in circulating cool water system. The mechanism is due to the chemical absorption of MBT-Na on copper surface, or chelation reaction between them. The dosage of 4mg/L is preferred. This product can also be used as plasticizer and photometer for acid copper plating.

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Rubber chemical : TAIC CAS# 1025-15-6


Rubber chemical : TAIC    CAS# 1025-15-6
Product  Name     :     Triallyl isocyanurate
Synonyms          :    TAIC;1,3,5-Triazine-2,4,6(1H,3H,5H)-trione,1,3,5-tri-2-propenyl- (9CI);s-Triazine-2,4,6(1H,3H,5H)-trione, 1,3,5-triallyl-(8CI);s-Triazine-2,4,6(1H,3H,5H)-trione, triallyl- (6CI,7CI);1,3,5-Tri-2-propenyl-1,3,5-triazine-2,4,6(1H,3H,5H)-trione;1,3,5-Triallyl-1,3,5-triazine-2,4,6(1H,3H,5H)-trione;1,3,5-Triallylisocyanurate;1,3,5-Triallylisocyanuric acid;1,3,5-Tris-2'-propenylisocyanuric acid;Drimix TAIC;Isocyanuricacid triallyl ester;NSC11692;Nor-TAIC KS;Perkalink 301;Perkalink 301-50;SR 533;1,3,5-triazine-2,4,6(1H,3H,5H)-trione, 1,3,5-tri-2-propen-1-yl-;
CAS Number       :     1025-15-6
EINECS Number    :    213-834-7
Molecular Formula  :     C12H15N3O3
Molecular Weight   :     249.27
Molecular Structure :      


Density            :      1.159  g/cm3
Melting Point       :       23.5 - 25  

Application         :    crosslinking accelerator agent for peroxide


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Rubber chemical : BIBP/BIPB CAS# 25155-25-3


Rubber chemical : BIBP/BIPB CAS# 25155-25-3

Product  Name     :     Bis(t-butylperoxy isopropyl)benzene
Synonyms          :    (phenylenebis(1-methylethylidene))bis(1,1-dimethylethyl)-peroxid;(phenylenediisopropylidene)bis(tert-butyl-peroxid;(phenylenediisopropylidene)bis(tert-butylperoxide);alpha,alpha '-bis(tert-butylperoxy)diisopropylbenzene;di(butylperoxy)diisopropylbenzene;Peroxide,[1,3(or1,4)-phenylenebis(1-methylethylidene)]bis[(1,1-dimethylethyl);vul-cup;vul-cup40ke
CAS Number       :     25155-25-3
EINECS Number    :    246-678-3
Molecular Formula  :     C20H34O4
Molecular Weight   :     338.48
Molecular Structure :      



Appearance        :    white powder
Application         :    Curing Agent BIPB is a curing agent in plastics, such as CPE, EPDM, EVA, silicone rubber, PMMA. As the same crosslinking agent, the amount of BIPB is DCP's 2/3, Curing Agent BIPB has advantage of its odorless in processing and the product. Curing Agent BIPB has advantage of its less odor in processing and the product.

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Rubber chemicals : Actor TCY 99% CAS# 638-16-4


Rubber chemicals : Actor  TCY  99% CAS# 638-16-4

Product  Name     :     Trithiocyanuric acid 
Synonyms          :    Cyanuricacid, trithio- (6CI);s-Triazine-2,4,6(1H,3H,5H)-trithione (7CI);s-Triazine-2,4,6-trithiol (8CI);1,3,5-Triazine-2,4,6-trithiol;1,3,5-Triazine-2,4,6-trithione;1,3,5-Trimercaptotriazine;2,4,6-Triazinetrithiol;2,4,6-Trimercapto-1,3,5-triazine;2,4,6-Trimercapto-s-triazine;2,4,6-Trimercaptotriazine;2,4,6-Trithio-5-azauracil;2,4,6-Trithiol-1,3,5-triazine;Actor TSH;NSC 62071;NSC 65480;Nocceler TCA;OF 100;Rhenogran Triazine TM 70AEMD;RhenogranTriazine TM 70ECO;TCY;TCY-MBA;TM 70ECO;Thiocyanuric acid;Trimercapto-s-triazine;Trimercaptocyanuric acid;Trimercaptotriazine;Trithiocyanuric acid;Zeonet A;Zisnet F;Zisnet FPT;s-Triazinetrithiol;
CAS Number       :     638-16-4
EINECS Number    :    211-322-8
Molecular Formula  :     C3H3N3S3
Molecular Weight   :     177.26
Molecular Structure :      


Density            :       1.78  g/cm3
Melting Point       :        >300

Appearance        :    Yellow.
Application         :    crosslinking agent for AR.ECO.CR

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Rubber chemical : MTT-80 (3-methylthiazolidine-2-thione) CAS# 1908-87-8


Rubber chemical : MTT-80 (3-methylthiazolidine-2-thione) CAS# 1908-87-8
Product  Name     :     3-methylthiazolidine-2-thione
Synonyms          :   3-methylthiazolidine-2-thione;2-Thiazolidinethione, 3-methyl-;3-methyl-2-thiazolidinethion;3-methyl-1,3-thiazolidine-2-thione;ACTOR- MTT;chloroprene rubber vulcanizing agent;MTT-80;Thiazolidinethione
CAS Number       :     1908-87-8  
EINECS Number    :    217-614-1
Molecular Formula  :     C4H7NS2
Molecular Weight   :     133.23508
Molecular Structure :      

Density            :       1.3 g/cm3


Appearance        :    White or light yellow powder 

Application         :    vulcanizing agent for CR 

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