Praseodymium Zirconium Silicate

C.I.颜料黄159

Also known as: C.I. Pigment Yellow 159, Pigment Yellow 159, Yellow 159, Zirconium Praseodymium Silicate, Zirconium praseodymium yellow zircon, Zirconiumpraeseodymiumyellowzircon, Zirconiumpraseodymiumyellowzircon, PRASEODYMIUM ZIRCONIUM SILICATE

Praseodymium Zirconium Silicate (CAS 68187-15-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O21Pr2Si7Zr2 and a molecular weight of 996.84900 g/mol. It is also known as C.I. Pigment Yellow 159, Pigment Yellow 159 and Yellow 159. Key properties include a melting point of >1250ºC and a density of 4.5 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
68187-15-5
Jingsj CID
J-1062653-3
Molecular Formula
O21Pr2Si7Zr2
Chinese Name
C.I.颜料黄159
Molecular Weight
996.84900 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>1250ºC
Density4.5 g/cm3

Frequently Asked Questions

What is the CAS number of Praseodymium Zirconium Silicate?

The CAS number of Praseodymium Zirconium Silicate is 68187-15-5.

What are the molecular formula and molecular weight of Praseodymium Zirconium Silicate?

Praseodymium Zirconium Silicate has molecular formula O21Pr2Si7Zr2 and molecular weight 996.84900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Praseodymium Zirconium Silicate (CAS 68187-15-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1062653-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.