National Certified Reference Material (NCRM)

Tlhaloso e Khutšoanyane:

Certified Reference Material of Benzoic Acid (Calorimetric Standard) CRM e ka sebelisoa ho lekanya boleng ba khalori ka matla a motlakase, mashala, indasteri ea sesole, lipatlisiso tsa saense le likarolo tse ling.

Khouto:GBW (E) 136695

Nomoro ea Batch:2021-01

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kenyelletso ea sehlahisoa

CRM e sebelisetsoa ho netefatsa / ho lekanya khalorimitha ea bomo ea oksijene.E boetse e sebelisoa bakeng sa tlhahlobo le netefatso ea ho nepahala ha mekhoa ea tlhahlobo.CRM e ka sebelisoa ho lekanya boleng ba khalori ho matla a motlakase, mashala, indasteri ea sesole, lipatlisiso tsa mahlale le likarolo tse ling.

Tokisetso ea Boitsebiso

Benzoic acid e hloekisoa ka distillation mme bohloeki ke 99.96%.E entsoe ka matlapa a ka bang 0.5g mme e kentsoe ka libotlolong tse hloekileng tsa polasetiki.

Melao e Pakiloeng

Letlapa la 1. Melao e tiisitsoeng ea Benzoic Acid

Nomoro	Lebitso	Boleng bo Pakiloeng* (J/g)	Ho hloka bonnete (J/g) (k=2)
GBW (E) 136695	Benzoic Acid	26456	25

Mekhoa ea Tlhahlobo

Khalorimitha ea bomo e sebelisoa ho etsa litekanyo tsena.

Tlhahlobo ea Homogeneity le Tlhahlobo ea Botsitso

Libotlolo tse mashome a mabeli li khethoa ka mokhoa o sa reroang ho fumana taelo ea tekanyo.Mohlala oa tlhahlobo o khethoa botlolong e 'ngoe le e' ngoe, 'me mokhoa ke calorimeter ea bomo.Teko ea Phapang (F) e sebelisoa ho lekola ho tšoana ha CRM, ha Fα, sampole li homogeneous.

Ho felloa ke nako ha setifikeiti: Setifikeiti sa CRM ena se sebetsa ho fihlela la 1 Hlakola 2031.

Ho Paka Le ho Boloka

Thepa ea litšupiso e netefalitsoeng e kentsoe ka libotlolong tsa polasetiki tse nang le likoahelo tsa polasetiki.Boima ba letlooa bo ka ba 35g botlolo ka 'ngoe.Ho khothalletsoa ho boloka ho omella ha ho bolokoa.