I-National Certified Reference Material (NCRM)

National Certified Reference Material (NCRM) Featured Image

Inkcazelo emfutshane:

I-Certified Reference Material ye-Benzoic Acid (i-Calorimetric Standard) I-CRM ingasetyenziselwa ukulinganisa ixabiso le-calorific kumandla ombane, amalahle, imboni yezempi, uphando lwezenzululwazi kunye nezinye iinkalo.

Ikhowudi:GBW (E) 136695

Inombolo yeBatch:2021-01

Thumela i-imeyile kuthi

Iinkcukacha zeMveliso

Iithegi zeMveliso

Intshayelelo yemveliso

I-CRM isetyenziselwa ukuqinisekiswa / ukulinganisa i-calorimeter yebhomu ye-oksijini.Ikwasetyenziselwa ukuvavanya kunye nokuqinisekiswa kokuchaneka kweendlela zokuhlalutya.I-CRM ingasetyenziselwa ukulinganisa ixabiso le-calorific kumandla ombane, amalahle, ishishini lomkhosi, uphando lwezenzululwazi kunye nezinye iinkalo.

Ukulungiswa Kwezinto Eziluncedo

I-asidi ye-Benzoic ihlanjululwe yi-distillation kwaye ubunyulu yi-99.96%.Yenziwe malunga neepilisi ze-0.5g kwaye ifakwe kwiibhotile zeplastiki ezicocekileyo.

Imilinganiselo eqinisekisiweyo

Itheyibhile 1. Amaxabiso aqinisekisiweyo e-Benzoic Acid

Inani	Igama	Ixabiso eliqinisekisiweyo* (J/g)	Ukungaqiniseki (J/g) (k=2)
GBW (E) 136695	I-Benzoic Acid	26456	25

Iindlela zokuhlalutya

Ikhalorimitha yebhombu isetyenziselwa ukwenza le milinganiselo.

Uvavanyo lwe-Homogeneity kunye noHlolo lokuZinza

Iibhotile ezingamashumi amabini zikhethwa ngokungakhethiyo ukumisela umyalelo wokulinganisa.I-specimen yohlalutyo ikhethiweyo kwibhotile nganye, kwaye indlela yi-calorimeter yebhomu.Uvavanyo (F) lusetyenziselwa ukuvavanya ukufana kweCRM, xa i-Fα, iisampuli zi-homogeneous.

Ukuphelelwa kwesiqinisekiso: Isiqinisekiso sale CRM sisebenza de kube ngumhla woku-1 kuFebruwari, ngo-2031.

Ukupakisha kunye noGcino

Izinto eziqinisekisiweyo zereferensi zipakishwe kwiibhotile zeplastiki ezineengubo zeplastiki.Ubunzima bomnatha bumalunga ne-35g ibhotile nganye.Kucetyiswa ukugcina ukoma xa ugcinwe.