Produse din Consumabile laborator chimic - Iasi
Produse si Oferte din Consumabile laborator chimic - Iasi
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Continut (%) min 98 Nr. CAS 106-42-3 Nr. EC 203-396-5 Nr index 203-396-5 Formula moleculara C8H10 Masa moleculara (g/mol) 106.17 Solubiltatea in apa (g/l) 0.2 (20 °C) Densitate (g/l) 0.86 g/cm3 (20 °C) ... »
Continut (%) min 98 Nr. CAS 106-42-3 Nr. EC 203-396-5 Nr index 203-396-5 Formula moleculara C8H10 Masa moleculara (g/mol) 106.17 Solubiltatea in apa (g/l) 0.2 (20 °C) Densitate (g/l) 0.86 g/cm3 (20 °C) ... »
Verde de bromcresol indicator
Interval de tranzitie pH 3.8 - 5.4 galben verzui- albastru rest la uscare <=3%, 110°C Nr. CAS 76-60-8 Nr. EC 200-972-8 ... »
Interval de tranzitie pH 3.8 - 5.4 galben verzui- albastru rest la uscare <=3%, 110°C Nr. CAS 76-60-8 Nr. EC 200-972-8 ... »
Verde briliant pt. microbiologie
Continut de colorant >=80% spectrofotometric Absorbtie max 628 - 632 nm, etanol 50% Rest la uscare <= 5% (110°C ) ... »
Continut de colorant >=80% spectrofotometric Absorbtie max 628 - 632 nm, etanol 50% Rest la uscare <= 5% (110°C ) ... »
Ulei de imersie microscopie
Indice de refactie 1.515 - 1.517 (n 20/D ) Densitate 1.0245 - 1.0265 ( d20°C / 4°C) fluorescenta ( ca chinina la 365nm ) <=1500 ppb Vascozitate 100 - 120mPa*s ( 20°C ) Transmisie 380nm, 1cm >=65% Transmisie 400nm, 1cm >=78% Transmisie 450nm, 1cm >=90% ... »
Indice de refactie 1.515 - 1.517 (n 20/D ) Densitate 1.0245 - 1.0265 ( d20°C / 4°C) fluorescenta ( ca chinina la 365nm ) <=1500 ppb Vascozitate 100 - 120mPa*s ( 20°C ) Transmisie 380nm, 1cm >=65% Transmisie 400nm, 1cm >=78% Transmisie 450nm, 1cm >=90% ... »
Ulei de cedru pentru microscopie
Indice de refractie 1.51 - 1.521 ( n 20/D) Densitate 0.98 - 0.99 ( d 20°C / 4°C) Fluorescenta ( ca chinina la 365nm) <= 3500 ppb Vascozitate 2000 - 3500 mPa*s (20°C) ... »
Indice de refractie 1.51 - 1.521 ( n 20/D) Densitate 0.98 - 0.99 ( d 20°C / 4°C) Fluorescenta ( ca chinina la 365nm) <= 3500 ppb Vascozitate 2000 - 3500 mPa*s (20°C) ... »
Tween 80 p.a.
Densitate 1.060 - 1.090 (20°C / 4°C ) Indice de saponificare 45 - 55 Indice de hidroxil 65 - 80 Nr. CAS 9005-65-6 Nr. EC 500-019-9 ... »
Densitate 1.060 - 1.090 (20°C / 4°C ) Indice de saponificare 45 - 55 Indice de hidroxil 65 - 80 Nr. CAS 9005-65-6 Nr. EC 500-019-9 ... »
Tween 20 p.a.
Densitate 1.095 - 1.105 Indice de hidroxil 96 - 108 Indice de saponificare 40 - 50 Nr. CAS 9005-64-5 Nr. EC 500-018-3 ... »
Densitate 1.095 - 1.105 Indice de hidroxil 96 - 108 Indice de saponificare 40 - 50 Nr. CAS 9005-64-5 Nr. EC 500-018-3 ... »
Tetraclorura de carbon p.a.
Culoare <=10 Hazen Continut (%) min 99.8 Fer (ppm) <= 0.1 Cloroform <= 0.05% Diclormetan <= 0.05% Tetraclormetilen <= 0.05% Trichlorethylene <= 0.05% Reziduu la evaporare <= 0.001% Acid liber ( ca HCl ) <= 0.0002% ... »
Culoare <=10 Hazen Continut (%) min 99.8 Fer (ppm) <= 0.1 Cloroform <= 0.05% Diclormetan <= 0.05% Tetraclormetilen <= 0.05% Trichlorethylene <= 0.05% Reziduu la evaporare <= 0.001% Acid liber ( ca HCl ) <= 0.0002% ... »
Tartrat de sodiu si potasiu*4H2O p.a.
Continut (%) 99 - 102 (alcalimetric) Substante insolubile max 0.005% Cloruri (ppm) max 5 Sulfati (ppm) max 50 Fer (ppm) max 5 Metale grele (ppm) max 5 pH 7.0 - 8.5 (sol 5% in apa, 25°C) Fosfati (PO4) max 0.001% Ca max 0.004% Cu max 0.0005% ... »
Continut (%) 99 - 102 (alcalimetric) Substante insolubile max 0.005% Cloruri (ppm) max 5 Sulfati (ppm) max 50 Fer (ppm) max 5 Metale grele (ppm) max 5 pH 7.0 - 8.5 (sol 5% in apa, 25°C) Fosfati (PO4) max 0.001% Ca max 0.004% Cu max 0.0005% ... »
Sulfit de sodiu anhidru p.a.
Continut (%) min 98 Cloruri (ppm) max 50 Fer (ppm) max 10 Metale grele (ppm) max 10 (Pb) Densitate (g/l) 126, 04 ... »
Continut (%) min 98 Cloruri (ppm) max 50 Fer (ppm) max 10 Metale grele (ppm) max 10 (Pb) Densitate (g/l) 126, 04 ... »
Sulfat de magneziu heptahidrat p.a.
Continut (%) min 99 Cloruri (ppm) max 300 Fer (ppm) max 20 Metale grele (ppm) max 10 Densitate (g/l) 1.68 g/cm3 (20 °C) ... »
Continut (%) min 99 Cloruri (ppm) max 300 Fer (ppm) max 20 Metale grele (ppm) max 10 Densitate (g/l) 1.68 g/cm3 (20 °C) ... »
Safranine O p.a.
Continut (%) >=80, spectrofotometric Absobtie maxima etanol 5o% 530-534 nm Rest la uscare <=15, 110°C ... »
Continut (%) >=80, spectrofotometric Absobtie maxima etanol 5o% 530-534 nm Rest la uscare <=15, 110°C ... »
Rosu de fenol indicator
Primul interval de tranzitie pH 1.3 - 3 oranj maroniu - galben Al doilea interval de tranzitie pH 6.5-8 oranj maroniu - violet rosu Rest la uscare <=1, la 110°C ... »
Primul interval de tranzitie pH 1.3 - 3 oranj maroniu - galben Al doilea interval de tranzitie pH 6.5-8 oranj maroniu - violet rosu Rest la uscare <=1, la 110°C ... »
Rosu de Congo indicator
Aspectul pudra, eventual parti granulate Culoare maro-rosiatica la brun Aspect sol 1g/l in apa clar, slab tulbure, usor rosu Rest la oscare <=5%, ( 110°C ) ... »
Aspectul pudra, eventual parti granulate Culoare maro-rosiatica la brun Aspect sol 1g/l in apa clar, slab tulbure, usor rosu Rest la oscare <=5%, ( 110°C ) ... »
Reactiv Kovacs (Indol)
Escherichia coli ATCC25922 + Proteus vulgaris ATCC8427 + Entrobacter aerogenes ATCC 13048 - Solubiltatea in apa (g/l) (20 °C) soluble Densitate (g/l) 0.92 (20 °C) ... »
Escherichia coli ATCC25922 + Proteus vulgaris ATCC8427 + Entrobacter aerogenes ATCC 13048 - Solubiltatea in apa (g/l) (20 °C) soluble Densitate (g/l) 0.92 (20 °C) ... »
Murexid indicator
Cenusa sulfat <=1.0% Rest la uscare <=2%, ( 105°C ) Solubiltatea in apa (g/l) 1 , (20 °C) ... »
Cenusa sulfat <=1.0% Rest la uscare <=2%, ( 105°C ) Solubiltatea in apa (g/l) 1 , (20 °C) ... »
Molibdat de amoniu tetrahidrat p.a.
Continut (%) 81-83 ca MoO3 Substante insolubile <0.005% Cloruri (ppm) max 5 Sulfati (ppm) max 50 Fer (ppm) max 5 Metale grele (ppm) max 10 PO4 max 5 ppm Cu max 5 ppm Na max 100 ... »
Continut (%) 81-83 ca MoO3 Substante insolubile <0.005% Cloruri (ppm) max 5 Sulfati (ppm) max 50 Fer (ppm) max 5 Metale grele (ppm) max 10 PO4 max 5 ppm Cu max 5 ppm Na max 100 ... »
Metilorange indicator
Intervalul de tranzitie pH 3.1- 4.4 roz-galben-orange Rest la uscare (110°C) <=5 Nr. CAS 547-58-0 Nr. EC 208-925-3 ... »
Intervalul de tranzitie pH 3.1- 4.4 roz-galben-orange Rest la uscare (110°C) <=5 Nr. CAS 547-58-0 Nr. EC 208-925-3 ... »
Metiletilcetona p.a.
Continut (%) 99 Apa (%) max. 0, 1% Vascozitate dinamica 1.379, la 20°C Densitate 0, 804 g/cmc Subst nevolatile max. 0, 002% ... »
Continut (%) 99 Apa (%) max. 0, 1% Vascozitate dinamica 1.379, la 20°C Densitate 0, 804 g/cmc Subst nevolatile max. 0, 002% ... »
Hipoclorit de sodiu - solutie pur
Clor acriv ~11% Densitate 1, 250 g/cmc Nr. CAS 7681-52-9 Nr. EC 231-668-3 Masa moleculara (g/mol) 74, 44 ... »
Clor acriv ~11% Densitate 1, 250 g/cmc Nr. CAS 7681-52-9 Nr. EC 231-668-3 Masa moleculara (g/mol) 74, 44 ... »
Hipoclorit de sodiu - min 12% tehn
Aspectul lichid translucid Culoare slab galbui Clor activ min 12% NaOH liber 0.7 - 2% Na2CO3 max 2% Cloruri max 1.5% Clorati max 0.3% ... »
Aspectul lichid translucid Culoare slab galbui Clor activ min 12% NaOH liber 0.7 - 2% Na2CO3 max 2% Cloruri max 1.5% Clorati max 0.3% ... »
Hidroxid de sodiu sol 1N
pH 14 (H2O, 20 °C) Concentratie NaOH 1.00mol/l /- 0.2% Titru (20 °C) 1.00 Densitate (g/l) 1.00 g/cm3 (20 °C) ... »
pH 14 (H2O, 20 °C) Concentratie NaOH 1.00mol/l /- 0.2% Titru (20 °C) 1.00 Densitate (g/l) 1.00 g/cm3 (20 °C) ... »
Hidroxid de sodiu p.a.
Continut (%) min 98 Cloruri (ppm) max 20 Sulfati (ppm) max 8 Fer (ppm) max 10 Metale grele (ppm) max 10 (Ag) Na2CO3 max. 1, 5% SiO2 max. 0, 005% ... »
Continut (%) min 98 Cloruri (ppm) max 20 Sulfati (ppm) max 8 Fer (ppm) max 10 Metale grele (ppm) max 10 (Ag) Na2CO3 max. 1, 5% SiO2 max. 0, 005% ... »
Hidroxid de potasiu p.a.
Continut (%) >=84 acidimetric KOH Cloruri (ppm) <=100 Sulfati (ppm) <=100 Fer (ppm) <=20 Metale grele (ppm) <=20 Carbonati (ca KC2CO3) <=2% ... »
Continut (%) >=84 acidimetric KOH Cloruri (ppm) <=100 Sulfati (ppm) <=100 Fer (ppm) <=20 Metale grele (ppm) <=20 Carbonati (ca KC2CO3) <=2% ... »
Hidroxid de calciu p.a.
Continut (%) min 96 Cloruri (ppm) max 200 Sulfati (ppm) max 500 Nr. CAS 1305-62-0 Nr. EC 215-137-3 ... »
Continut (%) min 96 Cloruri (ppm) max 200 Sulfati (ppm) max 500 Nr. CAS 1305-62-0 Nr. EC 215-137-3 ... »
33 Produse / 2 pagini
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c - d Calarasi | Caras severin | Cluj | Constanta | Covasna | Dambovita | Dolj |
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m - p Maramures | Mehedinti | Mures | Neamt | Olt | Prahova |
s - v Salaj | Satu Mare | Sibiu | Suceava | Teleorman | Timis | Tulcea | Valcea | Vaslui | Vrancea | Toate judetele
c - d Calarasi | Caras severin | Cluj | Constanta | Covasna | Dambovita | Dolj |
g - i Galati | Giurgiu | Gorj | Harghita | Hunedoara | Ialomita | Iasi | Ilfov |
m - p Maramures | Mehedinti | Mures | Neamt | Olt | Prahova |
s - v Salaj | Satu Mare | Sibiu | Suceava | Teleorman | Timis | Tulcea | Valcea | Vaslui | Vrancea | Toate judetele