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Chemical Reagents

CAS No.： 9005-66-7
Molecular weight：1283.65
Aliases：Polyoxyethylene sorbitan monopalmitate
Molecular formula：C₆₂H₁₂₂O₂₆
HS-No：2932190090

Information

Specification category：

Product No.	Product name	specifications
1.25302.010	Tween40	CP500g

Technical indicators：

Item	CP
Density(20℃)(g/cm3 ):	1.06~1.10
Solubility in ethanol	Pass
Acidity(KOH),mg/g	2.0
Saponification value(KOH),mg/g	45~55
Residue on ignition(as sulfate)	≤0.25%

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Casein

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Hydroquinone

Benzidine dihydrochloride

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Phosphorus acid

Iron standard solution for impurity

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1H-Benzotriazole

di-Magnesium trisilicate

Ammonium aluminum sulfate?dodecahydrate

Bromothymol blue

Magnesium carbonate basic?pentahydrate

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Indole-3-butyric acid

Copper(II) hydroxide?

Gold chloride / Chloroauric acid hydrated

Aluminum nitrate nonahydrate

?2-hydroxy-3,5-dinitro-Benzoic acid

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Diethylene glycol monomethyl ether?

Peptone

Diacetyl monoxime

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N,N-Dimethylbenzylamine

DL-Alanine

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Magnesium chloride?hexahydrate

Silicotungstic acid?

Sodium sulfate decahydrate

Zinc granular

trans-Cinnamaldehyde?

Kaolin?

Ammonium carbonate

Asbestos soda

Iodine standard volumetic solution

Iron(III) citrate?pentahydrate

Polyethylene glycol 10000?

Copper standard solution for impurity

Ammonium hydrogen difluoride?

Chromium powder?

Glycerol?

tert-Butylamine?

Sodium tungstate?dihydrate

Nickel(II) chloride?hexahydrate

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1,1,2,2-Tetrachloroethane?

Pyridine

Stannous methanesulfonate

Cinchonine

Copper(II) nitrate?trihydrate

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β- Cyclodextrin

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Zinc nitrate?hexahydrate

N,N'-Methylene bisacrylamide

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Hydroxylamine sulfate

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Lead(Ⅱ) oxide yellow

Cyclohexanol

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4,4'-Diaminodiphenylmethane?

Alizarin complexone

Sodium dodecylbenzenesulfonate?

Sodium diethyldithiocarbamate trihydrate

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Zinc sulfate?heptahydrate

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Bromocresol green

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Lanthanum chloride?heptahydrate

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Lead powder

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DL-Malic acid

Antipyrine

Potassium hexachloroplatinate(Ⅳ)

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N-Bromosuccinimide

2,4-Dinitrophenylhydrazine

Sodium carboxymethyl cellulose?800-1200

di-Potassium hydrogen phosphate trihydrate

Disodium hydrogen phosphate?dodecahydrate

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Barium oxide?anhydrous

Copper(II) oxalate hemihydrate

Copper(II) acetate?monohydrate

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Histamine phosphate

Phenol red solution 0.02%（AR)

Sodium dihydrogen phosphate monohydrate

Potassium chlorate

1,5-Diphenylcarbazide

Ethanol 73%～75%

Methyl salicylate

Lithium chloride?monohydrate

Selenium powder?

Potassium tartrate hemihydrate

Sodium thiosulfate?pentahydrate

Neutral red (C.I.50040)

Sodium hypochlorite?

Thioglycollate medium?

Cupferron

Cobalt(II) acetate?tetrahydrate

Methylene blue (C.I.52015)

Ethanolamine 10%

Citric acid

Eosin Y (water soluble) (C.I.45380)

Sodium perchlorate?monohydrate

Charcoal activated powder

Tin granular?

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N-Phenylanthranilic acid

1-Amino-2-naphthol-4-sulfonic acid?

Guanidinium chloride

Hydrobromic acid?

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Bismuth subnitrate?

Lanthanum nitrate?hexahydrate

Sodium dihydrogen phosphate?dihydrate

Hydrochloric acid standard volumetic solution

Itaconic acid?

Carmine

Tin(IV) chloride pentahydrate

Nickel(III) oxide?

1,4-Phenylenediammonium dichloride

L-Cystine

Triphenylphosphine?

Sodium chromate tetrahydrate

Aniline blue (water soluble) (C.I.42755)

Vanillin

Chrome azurol S (C.I.43825)

Methylamine water solution?

Potassium pyrosulfate

Folic acid?

Iodine monochloride?

Magnesium sulfate?heptahydrate

Polyethylene glycol 4000?

Sulfuric acid standard volumetic solution

2-Butanol

Glycerol monostearate

Potassium permangaNot availablete standard volumetic solution

p-Toluene sulfonamide

Chromium(III) nitrate?nonahydrate

Polyethylene glycol 1450

Lithium hydroxide?monohydrate

Hydrochloric acid?31%

Bismuth(III) oxide?

Formaldehyde solution?

Copper(II) carbonate basic

2,3,5-Triphenyl tetrazolium chloride

Trisodium phosphate?dodecahydrate

Bile salt pig

Sodium sulfite anhydrous?

Polyethylene glycol 400?

Chromium(III) sulfate hexahydrate

Cedar?wood oil

Potassium dihydrogen phosphate

1-Bromopropane?

iso-Butyl acetate?

2-Butyne-1,4-diol

Nigrosine (water soluble)

Murexide

Cinnamic acid

Congo red (C.I. 22120)

Potassium pyrophosphate trihydrate

Paraffin liquid?

Potassium oleate

Aluminum acetylacetonate

4-Hydroxybenzaldehyde?

Hydroxylammonium chloride

iso-Propanol?

Glycylglycine

Eriochrome black T (C.I.14645)

Ethyl 4-hydroxybenzoate

1,2-Propanediol?

Potassium?perchlorate

Bromocresol green sodium salt

Mandelic acid

Crystal violet?(C.I.42555)

Phosphomolybdic acid?

Ammonium dihydrogen phosphate?

Nickel(II) nitrate hexahydrate

Ethylene glycol monomethyl ether?

Diethylene glycol monoethyl ether?

Potassium standard solution for impurity

Sodium potassium tartrate?tetrahydrate

Diethyl ether?anhydrous

Iron(III) oxide?

Silicic acid?

Potassium thiosulfate hydrate

Acrylic acid?

Polyethylene glycol 1000?

Potassium metabisulfite

Sodium hydroxide?solution 49%

Oxalic acid?

Phosphorous acid?

Chromium(Ⅲ) potassium sulfate dodecahydrate

2,4-Dinitrophenol

Potassium stannate

Sodium fluorosilicate?

1,3,5-Trimethylbenzene?

Polyethylene glycol 300?

Iron(III) sulfate

1,2-Phenylenediamine

Diboron trioxide?

Sodium dichromate?dihydrate

Palladium(II) chloride anhydrous

Ethylenediamine tetraacetic acid standard solution

D-Glucose?monohydrate

Diammonium hydrogen citrate?

Methyl red sodium salt

Methane sulfonic acid

Potassium antimony tartrate

Chloral hydrate

Ammonium cerium(IV) nitrate

Sodium standard solution for impurity

Benzophenone

Hydrogen peroxide 30%

Amberlite 732

Thiamine chloride hydrochloride

Sodium silicate?nonahydrate

Charcoal activated granular

Zirconium oxychloride?octahydrate

Ethylenediaminetetraacetic acid ferric monosodium salt

Fluosilicic acid?23%-25%

Sodium hydroxide?solution 32%

p-Xylene?

Benzidine

Ammonium iron(III) sulfate?dodecahydrate

Magnesium turnings

Sodium hydrogen fluoride

Potassium permanganate

Zirconium nitrate

Magnesium ribbon?99.5%

2-Nitrophenol?

Cerium(IV) sulfate?tetrahydrate

Dicyclohexyl phthalate

Alizarin yellow R (C.I.14030)

1-Cyanoguanidine

Sodium tetraborate?decahydrate

Manganese nitrate?solution 50%

1-(2-Pyridylazo)-2-naphthol?

Calcium fluoride?

4-Aminoantipyrine

Butyl methacrylate

4-Chlorophenoxy acetic acid

Ammonium cerium(IV) sulfate standard volumetic solution

Potassium hydrogen sulfate?

Sodium tartrate?dihydrate

Benzenemethanaminium

Nitric acid 40%

Sodium metaborate hydrate

4-Nitrobenzoic acid?

Acrylamide

Sodium 1-octanesulfonate?

Benzene?

Cyclohexylamine

Orange II

Silicone oil H201-100

D-Glucose?

Zinc free from arsenic?

Dimethylglyoxime

Triethylenetetramine

Lithium sulfate?monohydrate

?Pyrogallol acid

Magnesium ribbon

Sodium heparin

Phenol red sodium salt

Potassium hexacyanoferrate(Ⅱ) trihydrate

Sodium ammonium hydrogen phosphate?

Phenolphthalein

Methyl red (C.I. 13020)

Triethylene glycol?

Triethyl phosphate?

Salicylamide

Diammonium hydrogen phosphate?

Potassium hexacyanoferrate(Ⅲ)

Nickel(II) acetate?

Nitroso R salt

di-Potassium hydrogen phosphate anhydrous

1,4-Dioxane?

Lymphocyte separation media?

Fluorescein?sodium

Manganese standard solution for impurity

Triethyl orthoformate

Sodium barbital?

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