IND – Indicadores
Mostrando todos los resultados 24
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ComprarNegro de eriocromo T (C.I. 14645) IND
6,50€ – 21,13€ + IVAC20H12N3NaO7S
M.W: 461.38 CAS: 1787-61-7 EC: 217-250-3
H: H319-H412
Specifications :
- Suitability as indicator for metal titration Passes test
- Absorption maximum at pH 10 612 – 616nm
- Loss on drying ≤ 7%
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ComprarRojo de metilo (C.I. 13020) IND ACS
10,35€ – 24,17€ + IVAC15H15N3O2
Acid Red 2
M.W: 269,31 CAS: 493-52-7 EC: 207-776-1
P: P102-P202Specifications :
- Appearance Dark red to maroon to violet or purple powder or crystals
- Transition range pH Dark red to maroon to violet or purple powder or crystals
- Absorption maximum λ1max (pH 4.5) 523 – 526nm
- Absorption maximum λ1max (pH 6.2) 427 – 437nm
- Loss on drying ≤ 5.0%
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ComprarAlmidón 1% IND
7,67€ + IVA(C6H10O5)n M.W : (162,1)n CAS : 9005-84-9 EC : 232-686-4 P : P102-P202 Specifications :
- Assay 0.9%
- pH 5
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ComprarAnaranjado de metilo (C.I. 13025) IND, ACS
26,82€ + IVAC14H14N3NaO3S M.W : 327,34 CAS : 547-58-0 EC : 208-925-3 UN : 3143 IMDG : 6.1 III UN 3143 ADR : 6.1 T2 III UN 3143 IATA : 6.1 III UN 3143 H : H301-H311-H370P : P264-P270-P301 P310-P405-P501
Specifications : - Transition range pH 3.1-4.4
- Transition Red to yellow-orange
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ComprarAnaranjado de metilo, en solución 0.04% IND
14,03€ + IVAC14H14N3NaO3S M.W : 327,34 CAS : 547-58-0 EC : 208-925-4 UN : 1993 IMDG : 3 III UN 1993 ADR : 3 F1 III UN 1993 IATA : 3 III UN 1993 H : H311-H3313H301-H370P : P280-P271-P302 P352-P304 P340-P403-P233
Specifications : - Transition range pH 3.1
- Sensitivity Passes test
- Transition Pink-orange-yellow
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ComprarAzul de bromofenol IND, ACS
10,54€ – 30,66€ + IVAC19H10Br4O5S M.W : 669.96 CAS : 115-39-9 EC : 204-086-2 H : H312-H319-H332P : P273-P501
Specifications : - Appearance of solution Passes test
- Transition range pH 3
- yellow to blue
- Loss on drying (105 °C) ≤ 1%
- Transition range (ACS) Passes test
- Sensitivity Passes test
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ComprarAzul de bromofenol, solución al 0.04% IND
5,53€ + IVAC19H10Br4O5S M.W : 669.96 CAS : 115-39-9 EC : 204-086-2 Specifications :
- Transition range pH 3-4.6
- yellow to blue
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ComprarAzul de bromotimol IND, ACS
13,84€ – 42,32€ + IVAC27H28Br2O5S M.W : 624.4 CAS : 76-59-5 EC : 200-971-2 Specifications :
- Transition range pH 6-7.6
- yellow to blue
- Appearance of solution Passes test
- Loss on drying (110 °C) ≤ 3%
- Transition range (ACS) Passes test
- Sensitivity at pH 6.0 Yellow
- Sensitivity at pH 7.6 Blue
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ComprarAzul de metileno (C.I. 52015) IND
48,02€ + IVAC16H18ClN3S·H2O M.W : 319.85 CAS : 122965-43-9 EC : 200-515-2 H : H302P : P264-P270-P301 P312-P501
Specifications : - Appearance Red-brown powder
- Assay 82%
- Loss on drying 8%
- Absorption maximum in water (H2O) 663nm
- Absorptivity (A1%; 1cm; water) 2200
- Coefficient maximum of absorption (P*15 nm) 1.21
- TLC test Passes test
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ComprarAzul de timol IND, ACS
9,75€ – 29,33€ + IVAC27H30O5S M.W : 466,60 CAS : 76-61-9 EC : 200-973-4 P : P102-P202 Specifications :
- Appearance Brownish green powder
- Acidic transition range pH 1.2
- red to yellow
- Alkaline transition range pH 8
- yellow to blue
- Loss on drying ≤ 10%
- Dye content ≥ 95%
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ComprarAzul de timol, solución 0.04% IND
5,47€ + IVAC27H30O5S M.W : 466,60 CAS : 76-61-9 EC : 200-973-5 UN : 1230 IMDG : 3(6.1) II UN 1230 ADR : 3(6.1) FT1 II UN 1230 IATA : 3(6.1) II UN 1230 H : H331-H370H-H226-H312-H302P : P280-P260-P307 P311-P303 P361 P353
Specifications : - Acidic transition range pH 1.2
- violet-red to brownish yellow
- Appearance greenish yellow to blue
- Alkaline transition range pH 7.8
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Comprar1,10-Fenantrolina monohidrato IND
20,12€ + IVAC12H8N2·H2O M.W : 198,22 CAS : 5144-89-8 EC : 200-629-2 EC INDEX : 613-092-00-8 UN : 2811 IMDG : 6.1 III UN 2811 ADR : 6.1 T2 III UN 2811 IATA : 6.1 III UN 2811 H : H301-H410P : P264- P270-P273-P301 P310- P321-P501-P330-P391-P405
Specifications :- Assay ≥ 99.5
- Melting range 117-119°C
- Molar adsorptivity of Fe complex ≥ 11700
- Sensitivity to Fe 1:10000000
- Residue on roasting (SO4) ≤ 0.05%
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ComprarFenolftaleína IND ACS
7,18€ – 13,68€ + IVAC20H14O4 M.W : 318,32 CAS : 77-09-8 EC : 201-004-7 EC INDEX : 604-076-00-1 H : H350-H341-H361FP : P281-P308 P313-P405-P501
Specifications :- Appearance A white / almost white powder
- Assay 98.0-101.0%
- Identification Conforms
- Loss on drying ≤ 0.5%
- Residue on roasting (SO4) ≤ 0.1%
- Acidity or alkalinity Complies
- Chloride (Cl–) ≤ 0.01%
- Thickness according to DIN 53105 Conforms
- Appearance of solution Passes test
- Heavy metals ≤ 0.001%
- Related substances ≤ 0.5%
- Sulfates (SO4) ≤ 0.02%
- Thermal resistance
- Transition range pH 8.2-10
- colourless to red-violet
- Practically insoluble in water
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ComprarFenolftaleína, solución 0.2% en metanol IND
3,22€ + IVAC20H14O4 M.W : 318,32 UN : 1230 IMDG : 3(6.1) II UN 1230 ADR : 3(6.1) FT1 II UN 1230 IATA : 3(6.1) II UN 1230 H : H225-350-311-331-301-370P : P301 P310-P307 P311-P302 P352-P304 P340-P501
Specifications :- Transition range pH 8
- colourless to red-violet
- Concentration 0.194%
- Sensitivity Passes test
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ComprarFenolftaleína, solución 1% en metanol IND
3,22€ + IVAC20H14O4 M.W : 318,32 UN : 1230 IMDG : 3(6.1) II UN 1230 ADR : 3(6.1) FT1 II UN 1230 IATA : 3(6.1) II UN 1230 H : H225-350-311-331-301-370P : P301 P310-P307 P311-P302 P352-P304 P340-P501
Specifications :- Transition range pH 8
- colourless to red-violet
- Concentration 0.97%
- Sensitivity Passes test
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ComprarIndigo carmín (C.I. 73015) IND, USP, NF
13,12€ + IVAC16H8N2Na2O8S2 M.W : 466,36 CAS : 860-22-0 EC : 212-728-8 P : P102-P202 Specifications :
- Assay ≥ 80%
- Transition range pH 11.4-13
- blue to yellow
- Absorption maximum in water (H2O) 608-612nm
- Absorptivity (A1%; 1cm; λmax; 0.001% H2O) 380-475nm
- Loss on drying (110 °C) ≤ 10%
- Suitability for microbiology Passes test
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ComprarPotasio cromato 5% w/v IND
12,09€ + IVAK2CrO4 Restriction : REACH autorization M.W : 194.21 CAS : 7789-00-6 EC : 232-140-5 UN : 3287 IMDG : 6.1(9E) II UN 3287 ADR : 6.1(9E) T4 II UN 3287 IATA : 6.1(9E) II UN 3287 H : H350-H340-H319-H315-H317-H411P : P280-P264-P272-P302 P352-P308 P308 P313
Specifications : - Assay 4.9%
- For chloride determination according Mohr.
- Density at 18°C 1.0394g/ml
- pH 8.5
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ComprarPotasio cromato 10% w/v IND
12,21€ + IVAK2CrO4 Restriction : REACH autorization M.W : 194.21 CAS : 7789-00-6 EC : 232-140-5 UN : 3287 IMDG : 6.1(9E) II UN 3287 ADR : 6.1(9E) T4 II UN 3287 IATA : 6.1(9E) II UN 3287 H : H350-H340-H319-H315-H317-H411P : P280-P264-P272-P302 P352-P308 P308 P313
Specifications : - Appearance Yellow liquid
- Assay 9.9%
- pH 8.5
- Density at 18°C 1.0821g/ml
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ComprarPúrpura de bromocresol IND
11,82€ – 32,33€ + IVAC21H16Br2O5S M.W : 540.22 CAS : 115-40-2 EC : 204-087-8 H : H315-319-335
Specifications : - Transition range pH 5.2
- yellow to purple
- Appearance of solution conforms
- Sensitivity Passes test
- Loss on drying (110 °C) ≤ 1%
- Absorption maximum λ2max (pH 5.2) 427-431nm
- Absorption maximum λ2max (pH 6.8) 588-590nm
- Absorptivity pH5.2 on dried substance 400-450nm
- Absorptivity pH6.8 on dried substance 1000-1100nm
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ComprarRojo congo (C.I. 22120) IND, Ph. Eur.
9,32€ + IVAC32H22N6Na2O6S2 M.W : 696.65 CAS : 573-58-0 EC : 209-358-4 EC INDEX : 611-027-00-8 UN : 2811 IMDG : 6.1 III UN 2811 ADR : 6.1 T2 III UN 2811 IATA : 6.1 III UN 2811 H : H350-H361dP : P281-P405-P501
Specifications : - Appearance Brownish red powder
- Transition range pH 3
- blue-violet to red orange
- Loss on drying (110°C) ≤ 5%
- Sensitivity
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ComprarRojo cresol IND
21,85€ + IVAC21H18O5S M.W : 382.44 CAS : 1733-12-6 EC : 217-064-2 H : H335-H319-H315P : P302 P352-P305 P351 P338-P304 P340-P501
Specifications : - Appearance Green to dark red or maroon
- Acidic transition range pH 1.2
- Alkaline transition range pH 7
- Loss on drying (110 °C) ≤ 5%
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ComprarRojo de fenol IND ACS
8,23€ + IVAC19H14O5S M.W : 354,38 CAS : 143-74-8 EC : 205-609-7 H : H315-335P : P102 P202
Specifications : - Transition range pH 6.4-8.2
- yellow to red
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ComprarVerde de bromocresol IND ACS
4,55€ – 17,51€ + IVAC21H14Br4O5S M.W : 698.04 CAS : 76-60-8 EC : 200-972-8 P : P102 P202 Specifications :
- Transition range pH 3.6-5.4
- yellow to blue
- Transition range (ACS) Passes test
- Sensitivity Passes test
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ComprarVerde de bromocresol, solución al 0.04% IND
2,82€ + IVAC21H14Br4O5S M.W : 698.04 CAS : 76-60-8 EC : 200-972-8 P : P102-P202 Specifications :
- Transition range pH 3.6-5.4
- yellow to blue