Scharlab - AMCO Instruments, SRL

SE0025Selenium, black, powderSelenSe• M = 78,96 g/mol• CAS [7782-49-2]powder, blackSE0039• Melting point: 217 ºC• Boiling point: 685 ºCSelenium dioxide, synthesis gradeGHS information: Danger.H301 - H331 - H373 - H413P260 - P261 - P301+P310 - P321 - P405 - P501aPackaging50 g100 g250 g444CodeSE00250050SE00250100SE00250250Selenium(IV) oxide, Selenious anhydrideSeO 2• M = 110,96 g/mol• CAS [7446-08-4]• UN 3283elongate crystals, white or almost whiteHygroscopicStore between 15ºC and 25ºCSelenium(IV) oxide. See Selenium dioxide page 257GHS information: Danger.H301 - H331 - H373 - H400 - H410P260 - P261 - P301+P310 - P321 - P405 - P501aassay (iodometric) ............................. min. 98 %Packaging250 g1 kg55CodeSE00390250SE00391000SE0070Semicarbazide hydrochloride, synthesis gradeHydrazinecarboxamide monohydrochloride, N-Aminourea hydrochloride,CHCarbamylhydrazine5N 3O·HClhydrochloride• M = 111,53 g/mol• CAS [563-41-7]• Melting point: 174 - 178 ºC(decomposes)• UN 2811GHS information: Danger.H301 - H330 - H373 - H315 - H319P301+P310 - P305+P351+P338 - P310 - P320 - P405 -P501aPackaging100 g1 kg55CodeSE00700100SE00701000Store between 15ºC and 25ºCassay (argentometric) ........................ min. 98 %SE0105 L-Serine, extra pure, Ph Eur, BP, USP3-Hydroxy-L-alanineC 3H 7NO 3• M = 105,09 g/mol• CAS [56-45-1]Store between 15ºC and 25ºCGE0042• Melting point: 215 - 225 ºCassay (titr with HClO4 , ondried substance)................................ 98,5 - 101 %residual solvents (Ph Eur/ICH).............. excluded byproduction processSilica gel with humidity indicator (orange), 1 - 3 mmPackaging10 g100 g44CodeSE01050010SE01050100• Melting point: > 1000 ºC Packaging Code500 g GE00420500crystals, 50% colourless 50% orange, up to 0,3cm5Hygroscopic1 kg 5 GE004210005 kg GE0042005PGE0043Silica gel with humidity indicator (orange), 2,5 - 6 mmR• Melting point: > 1000 ºC Packaging Code500 g GE00430500crystals, orange, up to 0,6cmHygroscopic1 kg GE00431000Store between 15ºC and 25ºC5 kg GE0043005P55RSee complete specifications at www.scharlab.com 257