Skip to Content
Merck
CN

Key Documents

View All Documentation

204331

Ammonium hexafluorosilicate

99.999% trace metals basis

Synonym(s):

Cryptohalite

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
(NH4)2SiF6
CAS Number:
16919-19-0
Molecular Weight:
178.15
NACRES:
NA.23
PubChem Substance ID:
24852255
UNSPSC Code:
12352302
EC Number:
240-968-3
MDL number:
MFCD00010887
Assay:
99.999% trace metals basis
Form:
solid
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

assay

99.999% trace metals basis

form

solid

impurities

≤15.0 ppm Trace Metal Analysis

density

2.01 g/mL at 25 °C (lit.)

SMILES string

[H][N+]([H])([H])[H].[H][N+]([H])([H])[H].F[Si--](F)(F)(F)(F)F

InChI

1S/F6Si.2H3N/c1-7(2,3,4,5)6;;/h;2*1H3/q-2;;/p+2

InChI key

ITHIMUMYFVCXSL-UHFFFAOYSA-P

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 3

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library