Ihe nrụtụ aka maka nchọpụta ọla

Reference Material For Ore Detection Featured Image

Nkọwa dị mkpirikpi:

Asambodo akwụkwọ ntụaka ihe eji enweta akwụkwọ ikike maka ihe mejupụtara kemịkalụ nke Phosphorus, Arsenic, Fluorine, Chlorine na Mercury na Coal GBW（E）110109.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Ntinye ngwaahịa

A na-eji CRM maka njikwa mma na nhazi nke ngwa nyocha na nyocha nke Coal.A na-ejikwa ya maka nyocha na nkwenye nke izi ezi nke ụzọ nyocha.Enwere ike iji CRM maka ịnyefe uru a tụrụ atụ.

Ụkpụrụ akwadoro

Tebụl 1. Ụkpụrụ akwadoro maka GBW (E) 110109 (k=2)

Nọmba	Ihe	P/%	Dị ka */μg/g	F/μg/g	Cl*/%	Hg*/μg/g
GBW (E) 110109	Ụkpụrụ akwadoro	0,0080	22	158	0,051	0.03
GBW (E) 110109	Ejighi n'aka	0,0008	3	11	0,005	0.01

Rịba ama 1: * Na-egosi na ọ bụghị n'ime oke akwadoro maka nka mmepụta nke CNAS

Ụzọ nyocha

Tebụl 2. Ụzọ nyocha

Ihe mejupụtara	Usoro
P	Mbelata usoro photometric molybdophosphate ICP-AES
As	HG-ICP-AES HG-AFS
F	Fluorine ion-ahọpụtara electrode nyocha Ion chromatography
Cl	Usoro titrimetric potentiometric Ion chromatography
Hg	Usoro spectrometric nke oyi na-atụ AFS Usoro nyocha nke mercury siri ike yana kpọmkwem

Nnwale Homogeneity na nyocha kwụsie ike

Nkwụsị nke asambodo: Asambodo CRM a dị irè ruo June 1, 2024.

Tebụl 3. Ụzọ maka nnwale homogeneity

Ihe mejupụtara	Ụzọ nyocha	Nlereanya kacha nta (g)
P	ICP-AES	1
As	HG-ICP-AES	1
F	Fluorine ion-ahọpụtara electrode nyocha	0.5
Cl	Usoro titrimetric potentiometric	0.5
Hg	AFS	0.5

Mbukota na Nchekwa

A na-akwakọba ihe nrụtụ aka ahụ n'ime karama iko aja aja nwere mkpuchi rọba.Ibu net dị arọ bụ 50 g nke ọ bụla.A na-atụ aro idobe nkụ mgbe echekwara ya.