TY - BOOK ED - Jamaica Bureau of Standards. TI - Cement standards PY - 2008/// CY - Kingston (6 Winchester Rd., Kgn. 10) PB - The Bureau KW - Cement KW - Standards KW - Jamaica N1 - Portland cement (ordinary and rapid-hardening, JS 32 : 2008; Blended hydraulic cement, JS 301 : 2008; Chemical test methods for hydraulic cement, JS 302 : 2008; Physical test methods for hydraulic cements, JS 303 : 2008; Quality management requirements for manufacturers, processors and packers of cement, JS 304 : 2008) ER -