VSMOW: Vienna Standard Mean Ocean Water

View source: R/standard.R

VSMOWR Documentation

Vienna Standard Mean Ocean Water

Description

returns the oxygen isotope composition of the eponymous stable isotope reference material

Usage

VSMOW()

Value

a two-item list containing a vector val of logratio-values and its covariance matrix cov.

Examples

data(Cameca_oxygen,package="simplex")
del <- list()
del$val <- 5.4
del$cov <- matrix(0.04,1,1)
names(del$val) <- colnames(del$cov) <- rownames(del$cov) <- 'O18/O16'
st <- standard(del=del,ref=VSMOW())
cal <- calibration(lr=Cameca_oxygen,stand=st)
plot(cal)

pvermees/simplex documentation built on Sept. 2, 2023, 12:40 p.m.