Convert specific heat capacity

From: [J/(kg.deltaK)]
To: [Btu[IT]/(lbm.deltaF)]
Abbreviation Unit 1 Base Unit
J/(kg.deltaK) joule per kilogram delta kelvin 1
Btu[IT]/(lbm.deltaF) BTU per pound-mass delta Fahrenheit 4186.8
Btu[IT]/(lbm.deltaR) BTU per pound-mass delta Rankine 4186.8
J/(g.deltaK) joule per gram delta kelvin 1000
cal[th]/(g.deltaK) calorie per gram delta kelvin 4184
kJ/(kg.deltaK) kilojoule per kilogram delta kelvin 1000
kW.h/(kg.deltaC) kilowatt hour per kilogram delta Celsius 3600000
kcal[th]/(kg.deltaC) thousand calorie per kilogram delta Celsius 4184