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Merck
모든 사진(1)

주요 문서

651818

Sigma-Aldrich

Gold etchant, standard

동의어(들):

Antistrumin, Potassium monoiodide

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About This Item

CAS Number:
MDL number:
UNSPSC 코드:
12352302
NACRES:
NA.23

solubility:
H2O: miscible
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구성

volatiles, 50-80%

Quality Level

bp

100 °C (lit.)
100 °C/1 atm

solubility

H2O: miscible

density

1.2924 g/mL at 25 °C (lit.)

SMILES string

[K+].[I-]

InChI

1S/HI.K/h1H;/q;+1/p-1

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

일반 설명

Etching readily controlled with minimum undercutting. Room temperature operated. Cyanide-free for standard applications. Etch rate of 28 angstrom/sec @ 25 °C.
Gold etchant is a combination of potassium iodide and iodine as complexing agents synthesized by electrochemically oxidizing gold.[1]

애플리케이션

Gold etchant is a selective general-purpose etchant for gold, compatible with negative and positive photoresists. It is used to etch out gold (Au) electrodes prior to scanning electron microscopy (SEM) imaging for morphological study[2] and metal layer for the preparation of nanoelectrodes array.[3] Gold etchant can also be used in metal assisted chemical etching (MACE) for the fabrication of p-n junction silicon nanopillar based solar cells.[4]

픽토그램

Health hazard

신호어

Danger

유해 및 위험 성명서

예방조치 성명서

Hazard Classifications

STOT RE 1 Oral

표적 기관

Thyroid

Storage Class Code

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Faceshields, Gloves, multi-purpose combination respirator cartridge (US)


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시험 성적서(COA)

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프로토콜

Photoresist kit offers pre-weighed chemical components for lithographic processes, with separate etchants for various substrate choices.

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