Hexadecyl trimethyl ammonium bromide supplier

Name
Hexadecyl trimethyl ammonium bromide
EINECS 200-311-3
CAS No. 57-09-0
Article Data44
CAS DataBase
Density 1.1107 (rough estimate)
Solubility H₂O: 50 mg/mL
Melting Point 248-251 °C(lit.)
Formula C₁₉H₄₂BrN
Boiling Point
Molecular Weight 476.914
Flash Point 244 °C
Transport Information UN 3077 9/PG 3
Appearance white powder
Safety 26-39-61-37/39-60-36
Risk Codes 22-37/38-41-50-50/53-36/37/38
Molecular Structure
Hazard Symbols Xn, N
Synonyms 1-Hexadecanaminium,N,N,N-trimethyl-, bromide (9CI);Ammonium, hexadecyltrimethyl-, bromide (8CI);CTAB;CTMB;Catinal HTB 70ET;Cirrasol OD;HDTMA-Br;HTAB;Lissolamine;Micol;N,N,N-Trimethyl-1-hexadecanaminium bromide;N-Cetyl-N,N,N-trimethylammonium bromide;N-Hexadecyl-N,N,N-trimethylammonium bromide;Palmityltrimethylammoniumbromide;Pollacid;Softex KW;Trimethylhexadecylammonium bromide;
PSA 0.00000
LogP 3.17790

Synthetic route

: 112-82-3
hexadecanyl bromide

: 75-50-3
trimethylamine

: 57-09-0
cetyltrimethylammonim bromide

Conditions

Conditions	Yield
With methanol
With ethanol
With ethanol at 115℃;

: C19H42N(1+)*C10H7N4O9(1-)

A: 28995-89-3
1,3,6,8-tetranitronaphthalene

B: 57-09-0
cetyltrimethylammonim bromide

Conditions

Conditions	Yield
In 1,4-dioxane at 25℃; Equilibrium constant;

: 74784-26-2
hexadecyltrimethylammonium cyanide

A: 143-33-9
sodium cyanide

B: 57-09-0
cetyltrimethylammonim bromide

Conditions

Conditions	Yield
With sodium bromide In water at 20℃; Equilibrium constant;

: 99023-50-4
4-(4-Dimethylamino-phenylazo)-benzenesulfonatehexadecyl-trimethyl-ammonium;

A: 547-58-0
methyl orange

B: 57-09-0
cetyltrimethylammonim bromide

Conditions

Conditions	Yield
With sodium bromide at 19.9℃; Equilibrium constant; var. temps.;

: 74-96-4
ethyl bromide

: 112-69-6
N,N-dimethylhexadecylamine

: 57-09-0
cetyltrimethylammonim bromide

: 2Br(1-)*C4H5N2(1-)*C19H42N(1+)*Zn(2+)

: 57-09-0
cetyltrimethylammonim bromide

Conditions

Conditions	Yield
In ethanol at 80℃; for 0.0833333h; Sonication;

: 57-09-0
cetyltrimethylammonim bromide

: 505-86-2
cetyltrimethylammonium hydroxide

Conditions

Conditions	Yield
With Amberlyst A-26(OH-)form In methanol	100%
With Amberlite CG-400 resin
With Amberlite IRA-900 In methanol

trimethyl sulphoxonium: trimethyl sulphoxonium

: 4'-fluoro-2-(1H-1,2,4-triazol-1-yl)propiophenone hydrochloride

: 71-55-6
1,1,1-trichloroethane

: 57-09-0
cetyltrimethylammonim bromide

: 2-(4-fluorophenyl)-2-[1-(1H-1,2,4-triazol-1-yl)ethyl]oxirane

Conditions

Conditions	Yield
With sodium hydroxide	99%

...Expand

: 57-09-0
cetyltrimethylammonim bromide

: cetyltrimethylammonium tribromide

Conditions

Conditions	Yield
With sulfuric acid; dihydrogen peroxide; potassium bromide; molybdic acid In water at 0 - 20℃; for 0.916667 - 3.5h; Product distribution / selectivity;	98.86%

: potassium dichromate

: 57-09-0
cetyltrimethylammonim bromide

: cetyl-trimethylammonium dichromate

Conditions

Conditions	Yield
In H2O synthesized by treating K2Cr2O7 in aqueous solution of ammonium-compd.; isolated, washed with H2O, dried in vac., kept in a dark bottle inside adesiccator, elem. anal.;	98%

: iron(III) chloride

: 57-09-0
cetyltrimethylammonim bromide

: cethyltrimethylammonium bromide

Conditions

Conditions	Yield
In methanol at 20℃; for 12h; Inert atmosphere;	98%

: 57-09-0
cetyltrimethylammonim bromide

: cetyltrimethylammonium tribromide

Conditions

Conditions	Yield
With bromine In water	97%
With dihydrogen peroxide; vanadia at 5℃; Yield given;

: 57-09-0
cetyltrimethylammonim bromide

: 52752-51-9
cetyl trimethylammonium tribromide

Conditions

Conditions	Yield
With dihydrogen peroxide; sodium carbonate; potassium bromide In water at 20℃; for 0.0833333h;	96%
With 3-chloro-benzenecarboperoxoic acid; potassium bromide In water for 0.1h;	90%
With potassium peroxymonosulfate; sodium bromide In water for 1h;	90%

: 57-09-0
cetyltrimethylammonim bromide

: 7192-88-3
N,N,N-trimethylhexadecylammonium iodide

Conditions

Conditions	Yield
With potassium iodide In water	95%

: 57-09-0
cetyltrimethylammonim bromide

: cetyltrimethylammonium peroxodisulphate

Conditions

Conditions	Yield
With dipotassium peroxodisulfate In water	93%
With dipotassium peroxodisulfate In water at 20℃; for 0.333333h;	92%
With dipotassium peroxodisulfate In water

: 57-09-0
cetyltrimethylammonim bromide

: 90076-65-6
bis(trifluoromethane)sulfonimide lithium

: 1031250-01-7
N,N′,N′′,N′′′-hexadecyltrimethylammonium bis(trifluoromethylsulfonyl)imide

Conditions

Conditions	Yield
In water at 20℃; for 1h;	93%

: 7722-64-7
potassium permanganate

: 57-09-0
cetyltrimethylammonim bromide

: 73257-07-5
cethyltrimethylammonium permanganate

Conditions

Conditions	Yield
In H2O ammonium-compd. stirred with an equivalent amount of KMnO4 in H2O; separated, washed with H2O;	92%
In water pptn.; from lit. Int. J. Chem. Kinet. 27 (7) (1995) 627;
In water pptn. of an aq. soln. of cetyltrimethylammonium bromide with a satd. soln. of KMnO4; washed (cold water), dried for several hours under vac.;

: 7722-64-7
potassium permanganate

: 10213-10-2
sodium tungstate (VI) dihydrate

: 57-09-0
cetyltrimethylammonim bromide

: 11113-50-1
boric acid

: 638-38-0, 993-02-2, 2180-18-9, 15411-95-7, 22981-23-3, 27004-39-3
manganese(II) acetate

: 4C16H33(CH3)3N(1+)*2H(1+)*Mn(3+)*H2O*BW11O39(9-)*10H2O=[C16H33(CH3)3N]4H2[Mn(H2O)BW11O39]*10H2O

Conditions

Conditions	Yield
In water; 1,2-dichloro-ethane Mn and W salts mixed in H2O, treated with H3BO3, treated dropwise with excess of hexadecyltrimethylammonium bromide in water with stirring at 80-85°C; washed(water), dried (vac.), elem. anal.;	92%

...Expand

: 483-20-5
indigo 5,5'-disulfonic acid

: 57-09-0
cetyltrimethylammonim bromide

: C16H8N2O8S2(2-)*2C19H42N(1+)

Conditions

Conditions	Yield
In water at 80℃; for 2h;	92%

: bismuth(III) nitrate

: 7732-18-5
water

: 57-09-0
cetyltrimethylammonim bromide

: 112-02-7
cetyltrimethylammonium chloride

: BiOCl0.8Br0.2

Conditions

Conditions	Yield
With acetic acid at 20℃; for 0.5h;	91%

...Expand

: 16774-21-3
ammonium cerium (IV) nitrate

: 57-09-0
cetyltrimethylammonim bromide

: cetyltrimethylammonium cerium nitrate

Conditions

Conditions	Yield
In H2O Ce-compd. in H2O added slowly to ammonium-compd. in H2O with continuous stirring, stirred for 30 min; filtered, washed with chilled H2O, dried in vac., kept in a dark bottle inside a desiccator, elem. anal.;	90%

: potassium hexacyanoruthenate(II)

: 57-09-0
cetyltrimethylammonim bromide

: 4(CH3)3N(CH2)15CH3(1+)*Ru(CN)6(4-)=[(CH3)3N(CH2)15CH3]4[Ru(CN)6]

Conditions

Conditions	Yield
In methanol pptn. on addn. of 4 equiv. ammonium salt to Ru-complex (stirring); water addn., stirring for 10 min, collection (filtration), washing (water, MeOH, ether), drying (vac.);	86%

: 10025-99-7
potassium tetrachloroplatinate(II)

: 57-09-0
cetyltrimethylammonim bromide

: 2(CH3)3(C16H33)N(1+)*PtCl4(2-) = [(CH3)3(C16H33)N]2[PtCl4]

Conditions

Conditions	Yield
In water at 20℃; for 6h;	86%

: 96-49-1
[1,3]-dioxolan-2-one

: 131-56-6
2,4-dihydroxybenzophenone

: 57-09-0
cetyltrimethylammonim bromide

: 16909-78-7
2-hydroxy-4-(2'-hydroxyethoxy)benzophenone

Conditions

Conditions	Yield
In water	85%

...Expand

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: 10024-93-8
neodymium trichloride

: {C16H33(CH3)3N}(1+)*{NdO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NNdO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	85%

Yield

With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;

85%

...Expand

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: 10361-92-9
yttrium(III) chloride

: {C16H33(CH3)3N}(1+)*{YO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NYO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, YCl3 is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	85%

...Expand

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: 10361-79-2
praseodymium(III) chloride

: {C16H33(CH3)3N}(1+)*{PrO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NPrO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	85%

Yield

85%

...Expand

: 93-65-2
(RS)-2-(4-chloro-o-tolyloxy)propionic acid

: 57-09-0
cetyltrimethylammonim bromide

: 1354726-01-4
hexadecyltrimethylammonium (+/-)-2-(4-chloro-2-methylphenoxy)propionate

Conditions

Conditions	Yield
Stage #1: (RS)-2-(4-chloro-o-tolyloxy)propionic acid With sodium hydroxide In water at 49.84℃; Stage #2: cetyltrimethylammonim bromide In water for 2h;	85%

: 3254-91-9
5,10-dihydroindeno[1,2-b]indole

: 57-09-0
cetyltrimethylammonim bromide

: 7428-85-5
5-Methyl-5,10-dihydroindeno[1,2-b]indole

Conditions

Conditions	Yield
With methyl iodide In sodium hydroxide; benzene	84%

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: 10099-58-8
lanthanum(III) chloride

: {C16H33(CH3)3N}(1+)*{LaO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NLaO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distd. water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	84%

Yield

With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distd. water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;

84%

...Expand

: 10025-74-8
dysprosium(III) trichloride

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: {C16H33(CH3)3N}(1+)*{DyO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NDyO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	83%

Yield

83%

...Expand

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: 10138-52-0
gadolinium(III) chloride

: {C16H33(CH3)3N}(1+)*{GdO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NGdO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	82%

Yield

82%

...Expand

: 122835-10-3
1,5-bis-(1-phenyl-3-methyl-2-pyrazol-5-on-4-yl)-1,5-pentanedione

: 57-09-0
cetyltrimethylammonim bromide

: 10042-88-3
terbium(III) chloride

: {C16H33(CH3)3N}(1+)*{TbO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4}(1-)=C16H33(CH3)3NTbO8(C6H5)4(CH3)4(CC3H6C)2(C3N2)4

Conditions

Conditions	Yield
With NaOH In ethanol the pentadione-derivate and cetyltrimethyl ammonium bromide are dissolved in EtOH/NaOH and the pH of this soln. is adjusted to 8-9, lanthanide chloride is added, stirring for 2 h at room temp.; distilled water is added into the mother soln., the ppt. is centrifugally separated, the ppt. is washed with 50% EtOH and water, the product is dried at 50°C in a vac. dryer, elem. anal.;	82%

Yield

82%

...Expand

: 7631-95-0
sodium molybdate dihydrate

: 57-09-0
cetyltrimethylammonim bromide

: 6153-56-6
oxalic acid dihydrate

: C2MoO9(2-)*H2O*2C19H42N(1+)

Conditions

Conditions	Yield
Stage #1: sodium molybdate dihydrate With sulfuric acid; dihydrogen peroxide In water pH=2; Stage #2: cetyltrimethylammonim bromide; oxalic acid dihydrate In water for 0.0833333h; pH=2; Cooling with ice;	82%

...Expand

: 7631-95-0
sodium molybdate dihydrate

: 7722-84-1
dihydrogen peroxide

: 57-09-0
cetyltrimethylammonim bromide

: 144-62-7
oxalic acid

: C2MoO9(2-)*2C19H42N(1+)

Conditions

Conditions	Yield
Stage #1: sodium molybdate dihydrate; dihydrogen peroxide With sulfuric acid In water pH=2; Stage #2: cetyltrimethylammonim bromide; oxalic acid In water for 0.0833333h; pH=2; Cooling with ice;	82%

...Expand

: 57-09-0
cetyltrimethylammonim bromide

: 1346270-26-5
cetyltrimethylammonium hypochlorite

Conditions

Conditions	Yield
With sodium hypochlorite; chlorine In dichloromethane at 20℃;	81%

Hexadecyl trimethyl ammonium bromide Chemical Properties

IUPAC Name: Hexadecyl(trimethyl)azanium bromide
Canonical SMILES: CCCCCCCCCCCCCCCC[N+](C)(C)C.[Br-]
InChI: InChI=1S/C19H42N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4; /h5-19H2,1-4H3; 1H/q+1; /p-1
InChIKey: LZZYPRNAOMGNLH-UHFFFAOYSA-M
Molecular Weight: 364.44748 [g/mol]
Molecular Formula: C₁₉H₄₂BrN
H-Bond Donor: 0
H-Bond Acceptor: 1
EINECS: 200-311-3
Melting Point: 248-251 °C(lit.)
Flash Point: 244 °C
Storage temp.: Store at RT.
Solubility: H₂O: 50 mg/mL
Sensitive: Hygroscopic
Stability: Stable. Incompatible with strong oxidizing agents. Protect from moisture.
Product Categories: Organics; Ammonium Bromides (Quaternary); Biochemistry; Cationic Surfactants (for Biochemistry); Quaternary Ammonium Compounds; Surfactants (for Biochemistry)
Appearance: white powder
Classification Code of Hexadecanyltrimethylammonium bromide (CAS NO.57-09-0): Agricultural Chemical; Drug / Therapeutic Agent; Germicide, bactericide, disinfectant; Reproductive Effect; Skin / Eye Irritant

Hexadecyl trimethyl ammonium bromide Uses

Hexadecanyltrimethylammonium bromide (CAS NO.57-09-0) is a cationic surfactant. Its uses include providing a buffer solution for the extraction of DNA. It has been widely used in synthesis of gold nanoparticles (e.g., spheres, rods, bipyramids). It is also widely used in hair conditioning products.

Hexadecyl trimethyl ammonium bromide Toxicity Data With Reference

1.	skn-mus 50 mg/1H open	BJDEAZ British Journal of Dermatology. 86 (1972),361.
2.	eye-rbt 450 mg SEV	AROPAW Archives of Ophthalmology. 40 (1948),668.
3.	orl-rat LD50:410 mg/kg	YKYUA6 Yakkyoku. Pharmacy. 31 (1980),471.
4.	ivn-rat LD50:44 mg/kg	APTOA6 Acta Pharmacologica et Toxicologica. 47 (1980),17.
5.	ipr-mus LD50:106 mg/kg	FCTXAV Food and Cosmetics Toxicology. 13 (1975),331.
6.	ivn-mus LD50:32 mg/kg	APTOA6 Acta Pharmacologica et Toxicologica. 47 (1980),17.
7.	ipr-rbt LD50:125 mg/kg	PCOC** Pesticide Chemicals Official Compendium ,Association of the American Pesticide Control Officials, Inc.(Topeka, KS.: )1966,210.
8.	scu-rbt LD50:125 mg/kg	PCOC** Pesticide Chemicals Official Compendium ,Association of the American Pesticide Control Officials, Inc.(Topeka, KS.: )1966,210.
9.	scu-gpg LD50:100 mg/kg	28ZEAL Pesticide Index. 5 (1976),40.

Hexadecyl trimethyl ammonium bromide Consensus Reports

Reported in EPA TSCA Inventory.

Hexadecyl trimethyl ammonium bromide Safety Profile

A poison by ingestion, intravenous, intraperitoneal, and subcutaneous routes. Experimental teratogenic and reproductive effects. A skin and severe eye irritant. When heated to decomposition it emits very toxic fumes of NH₃, NO_x, and Br⁻.
Hazard Codes: Xn, N
Risk Statements:
22: Harmful if swallowed
41: Risk of serious damage to eyes
50: Very Toxic to aquatic organisms
36/37/38: Irritating to eyes, respiratory system and skin
37/38: Irritating to respiratory system and skin
50/53: Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
39: Wear eye/face protection
60: This material and/or its container must be disposed of as hazardous waste
61: Avoid release to the environment. Refer to special instructions safety data sheet
37/39: Wear suitable gloves and eye/face protection
RIDADR: UN 3077 9/PG 3
WGK Germany: 3
RTECS: BQ7875000
F: 3
HazardClass: 9

Hexadecyl trimethyl ammonium bromide Specification

Hexadecanyltrimethylammonium bromide (CAS NO.57-09-0), its Synonyms are 1-Hexadecanaminium, N,N,N-trimethyl-, bromide ; CETAB ; Cetrimonium bromide ; Cetyl trimethyl ammonium bromide ; N,N,N-Trimethyl-1-hexadecanaminium bromide ; (1-Hexadecyl)trimethylammonium bromide ; 1-Hexadecanaminium, N,N,N-trimethyl-, bromide ; AI3-12209 ; Acetoquat CTAB ; Bromat ; Bromure de cetrimonium ; Suticide ; Trimethylcetylammonium bromide ; Trimethylhexadecylammonium bromide ; 1-Hexadecanaminium, N,N,N-trimethyl-, bromide (1:1) .

Product Name

Hexadecyl trimethyl ammonium bromide

Synthetic route

Hexadecyl trimethyl ammonium bromide Chemical Properties

Hexadecyl trimethyl ammonium bromide Uses

Hexadecyl trimethyl ammonium bromide Toxicity Data With Reference

Hexadecyl trimethyl ammonium bromide Consensus Reports

Hexadecyl trimethyl ammonium bromide Safety Profile

Hexadecyl trimethyl ammonium bromide Specification

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