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Gas Chromatograph,Microcomputer System

Oct 23, 2012

... advanced control technology. High accuracy of temperature control (optimum: ±0.05°C), high reliability and anti-interference.2. Control and ... tailing connector to be installed free of charge. Optional 0.53mm large diameter capillary direct sampler is available for choice ... and gas sampling.9. Capillary column: split sampling and 0.53mm large diameter capillary direct sampling.10. Construction of dual ...

Supplier: Guangzhou Huarui Chemical Instrument Co., Ltd. [China Manufacturers]

Imidacloprid

Dec 06, 2012

... characteristic odour. M. P. 144º C(crystal form1); 136.4º C(crystal form2) V. P. 0.2μPa S. G/density 1.54 ... (20º C) Solubility In water 0.51g/l(20 ... ). In dichloromethane 50-100, isopropanol 1-2, toluene 0.5-1, n-hexan<0.1(all in g/l, 20º C). Stability ...

Supplier: Kunming Jiaxinde Chemicals Corporation [China Manufacturers]

EDDHA Fe

Apr 17, 2012

... in agriculture, horticulture etc.Indexes : Dark brow powder or crystal granularFe: 6%+0.4PH: 7-9(1% aqueous solution)Ortho-ortho: 2 ... .5, 3.0, 3.6, 4.2, 4.3-4.8% 40%, 50 ...

Supplier: Xiangtan New Sunshine Trade Co., Ltd. [China Manufacturers]

Sodium Saccharin

Jun 13, 2012

... Specification: Appearance: White crystal powder Purity: 99.0% min Ammonium: 0.0025% max Arsenic(AS): 0.0002% max Heavy metals(PB): 0.001% max Loss ... on drying: 15.0% max ...

Supplier: Yurui (Shanghai) Chemical Co., Ltd. [China Manufacturers]

4-Aminophenol99%

Sep 30, 2012

... : 99% 4-Aminophenol Synonims4-AminophenolFormulaC6H7NOStuctural formular Propertieswhite or light brown crystal. m.p. 186~187°C b.p. 110°C, slightly ... to similar white crystal M.P. 186.0-190.0°C186.0-190.0°CAssay≥ 98.0%≥ 96.0%Magnesium≤ 0.025%≤ 0.03%Moisture≤ 0.5%≤1.0%UsageDyestuff Intermediates ...

Supplier: Orchid Chemical Supplies Ltd. [China Manufacturers]

chemicals 2,5-Di-tert-butylbenzoquinone

Feb 27, 2012

... -butylbenzoquinone CAS Number: 2460-77-7 Appearance: Yellow crystal powder Content: 98.0%Min 2,5-Di-tert-butylbenzoquinoneChemical name: 2,5 ... -7Molecular formula: C14H20O2Molecular Weight: 220.31Technical conditions:Appearance: Yellow crystal powderContent: 98.0%MinUse: It is used as inhibitor,stabilizer,antioxidant,,etc ...

Supplier: Dalian Huiyuan Fine Chemicals Co., Ltd. [China Manufacturers]

Tetraethyl orthosilicate

Apr 08, 2012

... (68 ° F) 0.934-0.936 Silica content >28% Acidity (as HCl) <0.01 ethanol <1% Other content 0-5ppm Viscosity (20 ° C) 0.97 cps ...

Supplier: Ningbo Hi-Tech Biochemicals Co., Ltd. [China Manufacturers]

Chinese Monosodium Glutamate

Sep 25, 2012

... glutamate acid content is equal to or more than 99.0%, with a special flavor of the particles or powder.Storage ... % 0.1%Loss on drying<0.5% 0.1%Arsenic (As2SO3)0.5ppm 0.3ppmLead (pb)1ppm max 0.1ppmHeavy metals (as Pb )10ppm 0.1ppmCadmium0.5ppm maxNoneMercury0.5ppm maxNoneAppearanceSmall ...

Supplier: Guangxi Golden-Stride Import & Export Co., Ltd. [China Manufacturers]

Methyl paraben

May 27, 2012

... -3Quality StandardPrepertyWhite crystal powderContent %≥99.0Melting Point °C125-128Loss in dry,%≤0.5Remain in burning %≤0.1Acid degreeQualifiedSulfate (counted by SO42-),%≤0.0244-Hydroxybenzoic ... acid and Salicylic acidQualifiedAS,%≤0.0003Heavy metal (count ...

Supplier: JINGCHEM CORPORATION [China Manufacturers]

Succinic Acid(Premium grade)

Oct 21, 2012

... grade ) ItemsStandardIndustrial GradeApearanceColorless to white crystal or white crystal powder .Purity(%) ≥99.0Melting Range (°C)184-188Moisture (%) ≤0.5Water Solution Appearancecolorless transparent or ...

Supplier: Nanjing Xiangshengtai Chemical Co., Ltd. [China Manufacturers]

carboxin tech 98%/ carboxin 20% wp

May 17, 2012

... 92.5 ºC and 98-100 ºC depending on crystal structure V.p. 0.025 mPa (25 ºC) KOW logP = 2.2 ... solutions (pH 7) exposed to light, DT50 <3 h. pKa <0.5 APPLICATIONS Mode of action Systemic fungicide. Uses Seed treatment ... receiving 600 mg/kg diet showed no ill-effects. ADI 0.01 mg/kg. Toxicity class WHO (a.i.) III ( ... /l. Other aquatic spp. EC50 (14 d) for Lemna 0.92 mg/l. Bees Not hazardous to bees when used ...

Supplier: Changzhou Yichem Co., Ltd. [China Manufacturers]

Sodium Chlorate 99% (First Class)

Jun 11, 2012

... white or slightly yellow crystal Specification: purity: ≥99.0% moisture:≤0.5% water insolubles: ≤0.03% chloride (based on Cl): ≤0.2% sulfate(based on ... SO4): ≤0.02% chromate (based ... on CrO4)≤0.02% Fe ( ...

Supplier: Dalian Tuowei International Trade Co., Ltd. [China Manufacturers]

2-Chloro-5-Chloromethyl thiazole

Sep 18, 2012

Pale yellow clear liquid or crystal, Content >= 98% Chemical Name 2-Chloro-5-Chloromethyl thiazole Molecular Formula C4H3Cl2NS CAS Number 105827-91-6 Molecular Weight 168.04 Specification Pale yellow clear liquid or crystal, Content ≥ 98%, Moisture ≤ 0.5%, Acidity ≤ 0.5%, Dichloroethylene ≤ 0.1%, Isothiocyanic acid ≤ 0.5%, Freezing point: 30°C 2-Chloro-5-Chloromethyl thiazole

Supplier: Physta Chemical Co., Ltd. [China Manufacturers]

Potassium Formate

Nov 06, 2012

... 1570 kg. Appearance Colorless transparent liquidHCOOK content 0%≥75%KOH content 0% ≥0.50%K2CO3 content 0%≤0.50%KCL content ppm≤30ppmiron ion content ... ppm≤1.0ppmcalcium ion content ppm≤0.5ppmmagnesium content ppm≤0.5ppmsodion % ≤0 ...

Supplier: Shanghai Snovi Enterprise Co., Ltd. [China Manufacturers]

Sucralose

Oct 09, 2012

... Specifications:FCC V and USP30ItemsSpecification AppearanceWhite crystal powder AssayHPLC98.0% —102.0%Specific rotation+84.0°—+87.5°Moisture2.0% max PH of 10% Aqueous ...

Supplier: Jiaxing Suns Int'l Trade Co., Ltd. [China Manufacturers]

ajinomoto brand msg

Oct 28, 2012

... a sodium salt of an amino acid (L-glutamic acid). Crystal is pure white, good penetrability, delicious tasty. MSG is used ... necessary for human body. ItemLimitTest resultAppearance White or colorlesscrystal PassedAssay99.0%99.4%state of solution(transmittance)Clear and colorless not ... /G 1500ColiformNot more than 40/100G30Loss on dryingNot more than 0.50%0.28%specific rotation (a)20+24.7 +25.225 ...

Supplier: Bengbu Junyang Business Trade Co., Ltd. [China Manufacturers]

Poly Aluminium Chloride (PAC)

May 08, 2012

... °C)/(g/cm3) ≥1.151.12Insol. In water mass fraction/%≤0.50.6PH(1% aqueous solution)3.5-5.03.5 ... -5.0Arsenic(As) mass fraction/%≤0.5ppm0.0006Lead(Pb) mass fraction/%≤3ppm0.003Cadmium(Cd) mass fraction ... /%≤1ppm0.0006Hydrargyrum (Hg) mass fraction/%≤0.02ppm3ppmHexavalent chrome(Cr+6) mass fraction/%≤1.5ppm0.0015Application:Poly ...

Supplier: Yantai Shuangyou Chemicals Co., Ltd. [China Manufacturers]

microbicides BRONOPOL

May 19, 2012

... cosmetic products from mildly and corrosion.project indexappearance white crystal powder assay ≥99.0% moisture ≤0.5% Melting point 121~130° PH 5 ... .0~7.0Usage: Bactericide BRONOPOL is a white crystal or crystalline powder, Bronopol can be used ...

Supplier: Shanghai SMEC Trading Co., Ltd. [China Manufacturers]

Melatonin

Nov 30, 2012

... :Melatonin Appearance:White or similar to white crystal powder Assay:99.0% min Drying loss:0.5% max CAS No.:73-31-4Molecular ... similar to white crystal powderIdentification:Positive reaction Melting point:117-120°CLoss on drying:0.5% maxResidue on ignition:0.5% maxApplications:Melatonin ...

Supplier: Guangzhou Shiny Co., Ltd. [China Manufacturers]

Borneol

May 06, 2012

name:borneol assay:99% color:white crystal powder cas:507-70-0 name:borneolassay:99%color:white crystal powdercas:507-70-0Properties: This product is a white crystalline powder or flake crystal. Air scent, spicy, cool, a volatile, light smoke when the flame yellow.The product in ethanol, chloroform or ether soluble, almost insoluble in water.Rotation should be+34°~+38° Borneol

Supplier: Nanjing Lanya Chemical Co., Ltd. [China Manufacturers]